1 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
4 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
5 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
6 (*movsf_1): Penalize MMX moves.
8 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
10 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
11 2^32-1 or more times unless flag_unsafe_loop_optimizations.
13 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
15 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
18 (fold_builtin_1): Use them.
19 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
22 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
24 * config/i386/i386.c (bdesc_1arg): Initialize
25 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
26 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
27 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
28 and IX86_BUILTIN_MOVSLDUP.
30 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
32 PR rtl-optimization/30841
33 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
35 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
37 * builtins.c (fold_builtin_frexp): New.
38 (fold_builtin_2): Use it.
40 2007-02-22 Mark Mitchell <mark@codesourcery.com>
42 * doc/invoke.texi (Spec Files): Document getenv spec function.
44 * gcc.c (getenv_spec_function): New function.
45 (static_spec_functions): Add it.
46 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
47 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
50 2007-02-22 Michael Matz <matz@suse.de
53 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
54 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
56 2007-02-22 Ian Lance Taylor <iant@google.com>
59 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
60 (mem_loc_descriptor): Call it.
62 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
63 Ira Rosen <irar@il.ibm.com>
65 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
67 2007-02-22 Ira Rosen <irar@il.ibm.com>
69 PR tree-optimization/30843
70 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
71 stores only after all the group is vectorized.
73 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
75 PR tree-optimization/30858
76 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
77 in the reduction cycle have a single use in the loop.
78 * tree-vectorizer.h (relevant): Add documentation.
80 2007-02-20 Mike Stump <mrs@apple.com>
82 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
83 * configure: Regenerate.
85 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
87 Change the defaults of some parameters and options.
88 * config/spu/spu-protos.h (spu_optimization_options): Declare.
89 * config/spu/spu.c (spu_optimization_options): Add.
90 (spu_override_options): Change params in spu_optimization_options.
91 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
93 Register 127 is only 16 byte aligned when used as a frame pointer.
94 * config/spu/spu-protos.h (spu_init_expanders): Declare.
95 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
96 HARD_FRAME_POINTER_REGNUM.
97 (spu_legitimate_address): Use regno_aligned_for_reload.
98 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
99 aligned when frame_pointer_needed is true.
100 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
102 * config/spu/spu.h (INIT_EXPANDERS): Define.
104 Make sure shift and rotate instructions have valid immediate operands.
105 * config/spu/predicates.md (spu_shift_operand): Remove.
106 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
107 * config/spu/constraints.md (W, O): Extend range.
108 * config/spu/spu.md (umask, nmask): Define.
109 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
110 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
111 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
112 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
113 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
114 (lshr<mode>3_reg): Fix rtl description.
116 Make sure mulhisi immediate operands are valid.
117 * config/spu/predicates.md (imm_K_operand): Add.
118 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
120 Generate constants using fsmbi and andi.
121 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
122 (print_operand, spu_split_immediate, classify_immediate,
123 fsmbi_const_p): Handle IC_FSMBI2.
125 Correctly handle a CONST_VECTOR containing symbols.
126 * config/spu/spu.c (print_operand): Handle HIGH correctly.
127 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
128 (immediate_load_p): Allow symbols that use 2 instructions to create.
129 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
130 with symbols when flag_pic is set.
131 (const_vector_immediate_p): New.
132 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
133 accept a CONST_VECTOR with symbols.
134 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
135 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
137 * config/spu/spu.md (high, low): Delete.
138 (low_<mode>): Define.
140 Remove INTRmode and INTR_REGNUM, which didn't work.
141 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
143 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
144 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
145 peephole2 pattern): Don't use INTR or 131.
147 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
148 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
149 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
150 (UNSPEC_SET_INTR): Add.
151 * config/spu/spu-modes.def (INTR): Remove.
153 More accurate warnings about run-time relocations.
154 * config/spu/spu.c (reloc_diagnostic): Test in_section.
156 Correctly warn about immediate arguments to specific intrinsics.
157 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
158 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
159 the instruction predicate.
161 Fix tree check errors with latest update.
162 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
164 (spu_expand_builtin): Use CALL_EXPR_FN.
166 Add missing specific intrinsics.
167 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
169 * config/spu/spu_internals.h: Ditto.
171 Fix incorrect operand modifiers.
172 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
173 * config/spu/spu.md (xor<mode>3): Change %S to %J.
175 Optimize one case of zero_extend of a vec_select.
176 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
178 Accept any immediate for hbr.
179 * config/spu/spu.md (hbr): Change s constraints to i.
181 2007-02-21 Paul Brook <paul@codesourcery.com>
183 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
184 condexec_count when skipping USE and CLOBBER.
186 2007-02-21 Nick Clifton <nickc@redhat.com>
188 * common.opt (Warray-bounds): Add Warning attribute.
189 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
191 (fsized-zeroes): Add Optimization attribute.
192 (fsplit-wide-types, ftree-scev-cprop): Likewise.
193 * c.opt (Wc++0x-compat): Add Warning attribute.
195 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
198 * reload1.c (eliminate_regs_in_insn): In the single_set special
199 case, attempt to re-recognize the insn before falling back to
200 having reload fix it up.
202 2007-02-20 Eric Christopher <echristo@gmail.com>
204 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
206 (frv_read_iacc_argument): Ditto.
207 (frv_expand_set_builtin): Take a call instead of arglist, update for
209 (frv_expand_unop_builtin): Ditto.
210 (frv_expand_binop_builtin): Ditto.
211 (frv_expand_cut_builtin): Ditto.
212 (frv_expand_binopimm_builtin): Ditto.
213 (frv_expand_voidbinop_builtin): Ditto.
214 (frv_expand_int_void2arg): Ditto.
215 (frv_expand_prefetches): Ditto.
216 (frv_expand_voidtriop_builtin): Ditto.
217 (frv_expand_voidaccop_builtin): Ditto.
218 (frv_expand_load_builtin): Ditto.
219 (frv_expand_store_builtin): Ditto.
220 (frv_expand_mdpackh_builtin): Ditto.
221 (frv_expand_mclracc_builtin): Ditto.
222 (frv_expand_mrdacc_builtin): Ditto.
223 (frv_expand_mwtacc_builtin): Ditto.
224 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
227 2007-02-20 Janis Johnson <janis187@us.ibm.com>
229 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
230 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
232 (HAVE_GAS_DFP): Check for assembler support of decimal floating
234 * configure: Regenerate.
235 * config.in: Regenerate.
236 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
237 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
238 masks to power6 and power6x and to POWERPC_MASKS.
239 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
241 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
242 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
243 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
244 Access PROTOTYPE as variable, not mask.
246 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
248 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
249 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
250 * combine.c (adjust_for_new_dest): Use it.
251 * postreload.c (reload_combine): Likewise.
253 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
255 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
256 notes on an insn with multiple sets, even if single_set returns
257 non-NULL for that insn.
259 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
261 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
264 2007-02-20 Geoffrey Keating <geoffk@apple.com>
266 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
267 if user didn't pass it.
268 * config/i386/darwin.h (CC1_SPEC): Likewise.
269 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
270 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
271 -mmacosx-version-min.
273 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
274 Uros Bizjak <ubizjak@gmail.com>
276 * optabs.h (enum optab_index): Add new OTI_scalb.
277 (scalb_optab): Define corresponding macro.
278 * optabs.c (init_optabs): Initialize scalb_optab.
279 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
281 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
282 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
283 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
284 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
285 flag_unsafe_math_optimizations is set.
287 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
288 to implement scalbf, scalb and scalbl built-ins as inline x87
291 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
292 DJ Delorie <dj@redhat.com>
295 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
296 (diagnostic_report_diagnostic): ... here, and turn them into real
297 errors. If warnings are inhibited, no need to do anything.
299 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
301 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
302 better code generation.
304 2007-02-20 Ben Elliston <bje@au.ibm.com>
306 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
308 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
310 * config/alpha/alpha.c, config/alpha/alpha.md,
311 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
312 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
313 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
314 config/arm/lib1funcs.asm: Follow spelling conventions.
316 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
317 config/fr30/fr30.md, config/i386/i386.h,
318 config/iq2000/iq2000.h, config/iq2000/predicates.md,
319 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
320 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
321 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
322 config/rs6000/altivec.md, config/rs6000/rs6000.c,
323 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
324 config/sparc/sparc.c, config/sparc/sparc.h,
325 config/sparc/sparc.md, config/spu/constraints.md,
326 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
329 2007-02-20 Alan Modra <amodra@bigpond.net.au>
332 * varasm.c (use_blocks_for_decl_p): Return false for decls with
335 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
337 * doc/invoke.texi (-ftree-lrs): Remove.
339 2007-02-19 Diego Novillo <dnovillo@redhat.com>
341 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
344 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
346 * config/ia64/ia64.c (ia64_expand_builtin): Use the
347 new CALL_EXPR_FN macro for retrieving the function
348 declaration of the input expression.
350 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
352 * c.opt (Waddress): New.
353 * common.opt (Walways-true): Delete.
354 (Wstring-literal-comparison): Delete.
355 * doc/invoke.texi (Warning Options): Delete -Walways-true and
356 -Wstring-literal-comparison. Add -Waddress.
358 (Walways-true): Delete.
359 (Wstring-literal-comparison): Delete.
360 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
361 consistently instead of -Walways-true in example.
362 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
363 * c-typeck.c (parser_build_binary_op): Replace
364 -Wstring-literal-comparison and -Walways-true with -Waddress.
365 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
368 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
370 * tree-cfg.c (dump_function_to_file): Be prepared for functions
371 without DECL_STRUCT_FUNCTION initialized.
373 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
375 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
376 due to calls to functions taking pointers as parameters.
378 2007-02-19 Richard Henderson <rth@redhat.com>
381 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
384 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
386 * config/s390/s390.c (s390_call_saved_register_used,
387 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
388 accessed to the new scheme.
390 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
392 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
393 (cris_print_index, cris_print_operand, cris_print_operand_address)
394 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
395 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
396 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
398 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
399 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
400 GO_IF_LEGITIMATE_ADDRESS): Ditto.
401 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
402 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
403 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
404 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
405 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
406 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
407 (uminsi3, call, call_value): Ditto.
408 (define_split: indir_to_reg_split, unnamed): Ditto.
410 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
412 PR tree-optimization/30975
413 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
416 2007-02-18 Eric Christopher <echristo@gmail.com>
418 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
419 Remove use of arglist.
420 (mips_expand_builtin): Remove use of arglist, pass in expr.
421 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
422 (mips_expand_builtin_movtf): Ditto.
423 (mips_expand_builtin_compare): Ditto.
425 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
427 * tree-sra.c (sra_build_assignment): Replace assertion
428 checking with a comment explaining why it can't be done.
430 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
433 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
434 during CALL_EXPR representation conversion.
435 * tree-ssa-propagate.c (set_rhs): Likewise.
437 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
439 * tree-sra.c (sra_build_assignment): Disable assertion checking
442 2007-02-18 Roger Sayle <roger@eyesopen.com>
444 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
445 instead of calling build2 with a GIMPLE_MODIFY_STMT.
446 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
448 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
449 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
450 gimplify_init_ctor_eval_range, gimple_push_cleanup,
451 gimplify_omp_for, gimplify_omp_atomic_pipeline,
452 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
453 force_gimple_operand): Likewise.
454 * ipa-cp.c (constant_val_insert): Likewise.
455 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
456 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
457 perfect_nestify): Likewise.
458 * langhooks.c (lhd_omp_assignment): Likewise.
459 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
460 lower_copyprivate_clauses, lower_send_clauses,
461 lower_send_shared_vars, expand_parallel_call,
462 expand_omp_for_generic, expand_omp_for_static_nochunk,
463 expand_omp_for_static_chunk, expand_omp_sections,
464 lower_omp_single_copy, lower_omp_for_lastprivate,
465 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
466 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
467 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
470 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
472 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
473 config/sh/sh.md: Follow spelling conventions.
475 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
476 config/frv/predicates.md: Follow spelling conventions.
478 * config/m68k/linux-unwind.h: Fix a comment typo.
479 * target.h: Follow spelling conventions.
481 2007-02-18 Roger Sayle <roger@eyesopen.com>
483 PR rtl-optimization/28173
484 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
485 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
486 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
487 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
488 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
490 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
492 * builtins.c (fold_builtin_load_exponent): New.
493 (fold_builtin_2): Use it.
495 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
497 PR rtl-optimization/30773
498 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
499 if we fail to attach a REG_EQUIV note.
501 2007-02-18 David Edelsohn <edelsohn@gnu.org>
502 Roger Sayle <roger@eyesopen.com>
504 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
506 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
508 * calls.c (initialize_argument_information): Pass original EXP
509 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
510 code to split complex arguments here, as part of initializing the
512 (expand_call): Remove code that builds a list of arguments and
513 inserts implicit arguments into it. Instead, just count how many
514 implicit arguments there will be so we can determine the size of
515 the ARGS array, and let initialize_argument_information do the work.
516 (split_complex_values): Delete unused function.
518 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
520 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
522 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
524 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
525 for arg pointer based indexed addressing.
527 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
529 * config/ia64/ia64.h, config/ia64/ia64.md,
530 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
531 spelling conventions.
533 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
535 * config/m68k/m68k.c (split_di): New.
536 * config/m68k/m68k-protos.h: Declare split_di.
537 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
538 Improve predicate handling and split constant shifts.
540 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
542 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
543 parameter for register bitfield operations, general predicates
546 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
548 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
549 * config/m68k/linux-unwind.h: New file.
551 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
553 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
554 config/i386/athlon.md, config/ia64/ia64.md,
555 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
556 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
557 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
558 tree-ssa-loop-niter.c, tree-vect-analyze.c,
559 tree-vect-transform.c: Fix comment typos.
561 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
563 * sched-deps.c (find_insn_list): Remove.
564 * sched-int.h: Remove the prototype for find_insn_list.
566 2007-02-16 Geoffrey Keating <geoffk@apple.com>
568 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
570 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
571 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
572 darwin_rs6000_override_options.
573 (C_COMMON_OVERRIDE_OPTIONS): Expect
574 darwin_macosx_version_min to be non-NULL always.
575 (TARGET_C99_FUNCTIONS): Likewise.
576 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
577 (DARWIN_MINVERSION_SPEC): New.
578 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
579 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
581 (DARWIN_MINVERSION_SPEC): New.
582 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
584 * config/darwin-c.c (darwin_cpp_builtins): Expect
585 darwin_macosx_version_min to be non-NULL always.
587 * config/rs6000/rs6000.c: Clean up trailing whitespace.
589 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
591 * config/i386/i386.h (x86_use_xchgb): New.
592 (TARGET_USE_XCHGB): New macro.
593 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
594 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
595 Split after reload into bswaphi for shifts of 8.
596 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
597 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
598 or when optimizing for size.
600 2007-02-16 Richard Guenther <rguenther@suse.de>
601 Christian Bruel <christian.bruel@st.com>
603 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
604 DECLs but prefer SSA_NAMEs over DECLs.
606 2007-02-16 Richard Guenther <rguenther@suse.de>
608 * tree-flow-inline.h (single_imm_use_p): Remove.
609 (zero_imm_uses_p): Likewise.
610 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
611 instead of single_imm_use_p.
612 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
615 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
618 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
619 nested double- and backquotes.
621 2007-02-15 Roger Sayle <roger@eyesopen.com>
624 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
625 should be unreachable.
626 (build2_stat): Allow construction of MODIFY_EXPR at any time.
627 For the time being redirect GIMPLE_MODIFY_STMT to the new
628 (renamed) build_gimple_modify_stmt_stat.
629 (build2_gimple_stat): Rename to...
630 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
631 Always build a GIMPLE_MODIFY_STMT node.
632 * tree.h (build2_gimple, build2_gimple_stat): Delete.
633 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
636 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
637 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
638 * tree-complex.c (set_component_ssa_name, expand_complex_move,
639 expand_complex_div_wide): Likewise.
640 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
641 * tree-ssa-loop-im.c (schedule_sm): Likewise.
642 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
643 * tree-ssa-loop-manip.c (create_iv): Likewise.
644 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
645 abs_replacement): Likewise.
646 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
647 realify_fake_stores): Likewise.
649 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
650 node rather than a GIMPLE_MODIFY_STMT node.
651 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
652 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
654 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
655 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
658 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
661 * fold-const.c (fold_comparison): Add back the
662 folding of constant complex comparisions.
664 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
667 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
668 effects unknown to this function, return early.
670 2007-02-15 Ian Lance Taylor <iant@google.com>
672 * lower-subreg.c (move_eh_region_note): New static function.
673 (resolve_simple_move): Call it.
674 (decompose_multiword_subregs): Track blocks for which we resolve a
675 simple move which is also a control flow insn. Pass them to
676 find_many_sub_basic_blocks.
677 (pass_lower_subreg): Add TODO_verify_flow.
678 (pass_lower_subreg2): Likewise.
680 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
681 Brooks Moses <brooks.moses@codesourcery.com>
682 Lee Millward <lee.millward@codesourcery.com>
684 * tree.h (enum tree_code_class): Add tcc_vl_exp.
685 (VL_EXP_CLASS_P): New.
686 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
688 (TREE_OPERAND_CHECK_CODE): Likewise.
689 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
690 (TREE_RTL_OPERAND_CHECK): Likewise.
691 (tree_operand_check_failed): Make second parameter the whole tree
692 instead of its code. Fixed callers.
694 (TREE_OPERAND_LENGTH): New.
695 (VL_EXP_OPERAND_LENGTH): New.
697 (CALL_EXPR_STATIC_CHAIN): New.
698 (CALL_EXPR_ARGS): New.
699 (CALL_EXPR_ARG): New.
700 (call_expr_nargs): New.
701 (CALL_EXPR_ARGP): New.
702 (build_nt_call_list): Declare.
703 (build_vl_exp_stat): Declare.
705 (build_call_list): Declare.
706 (build_call_nary): Declare.
707 (build_call_valist): Declare.
708 (build_call_array): Declare.
709 (call_expr_arg): Declare.
710 (call_expr_argp): Declare.
711 (call_expr_arglist): Declare.
712 (fold_build_call_list): Declare.
713 (fold_build_call_list_initializer): Declare.
714 (fold_call_expr): Declare to replace fold_builtin.
715 (fold_builtin_fputs): Update to agree with modified definition.
716 (fold_builtin_strcpy): Likewise.
717 (fold_builtin_strncpy): Likewise.
718 (fold_builtin_memory_chk): Likewise.
719 (fold_builtin_stxcpy_chk): Likewise.
720 (fold_builtin_strncpy_chk): Likewise.
721 (fold_builtin_next_arg): Likewise.
722 (fold_build_call_expr): Declare.
723 (fold_builtin_call_list): Declare.
724 (fold_builtin_call_valist): Declare.
725 (build_call_expr): Declare.
726 (validate_arglist): Update to agree with modified definition.
727 (tree_operand_length): New.
728 (call_expr_arg_iterator): New.
729 (init_call_expr_arg_iterator): New.
730 (next_call_expr_arg): New.
731 (first_call_expr_arg): New.
732 (more_call_expr_args_p): New.
733 (FOR_EACH_CALL_EXPR_ARG): New.
735 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
737 (tree_code_size): Update documentation. Use sizeof (tree) rather
738 than sizeof (char *).
739 (tree_size): Likewise. Add case for tcc_vl_exp.
740 (tree_node_structure): Add case for tcc_vl_exp.
741 (contains_placeholder_p): Likewise.
742 (substitute_in_expr): Likewise.
743 (substitute_placeholder_in_expr): Likewise.
744 (stabilize_reference_1): Likewise.
745 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
746 to diagnose breakage of this interface for constructing CALL_EXPRs.
747 (build_nt): Add similar assertion here.
748 (build_nt_call_list): New.
749 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
750 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
752 (get_callee_fndecl): Use new CALL_EXPR accessors.
753 (tree_operand_check_failed): Change parameters to pass entire node
754 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
755 (process_call_operands): New.
756 (build_vl_exp_stat): New.
757 (build_call_list): New.
758 (build_call_nary): New.
759 (build_call_valist): New.
760 (build_call_array): New.
761 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
762 (call_expr_arglist): New.
764 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
765 tcc_vl_exp instead of a fixed-size tcc_expression.
767 * doc/c-tree.texi (CALL_EXPR): Document new representation and
768 accessors for CALL_EXPRs.
769 (AGGR_INIT_EXPR): Likewise.
771 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
772 Brooks Moses <brooks.moses@codesourcery.com>
773 Lee Millward <lee.millward@codesourcery.com>
775 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
776 (expand_builtin_nonlocal_goto): Change parameter to be entire
777 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
778 (expand_builtin_prefetch): Likewise.
779 (expand_builtin_classify_type): Likewise.
780 (mathfn_built_in): Return NULL_TREE instead of 0.
781 (expand_errno_check): Use new CALL_EXPR accessors.
782 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
783 Return NULL_RTX instead of 0.
784 (expand_builtin_mathfn_2): Likewise.
785 (expand_builtin_mathfn_3): Likewise.
786 (expand_builtin_interclass_mathfn): Likewise.
787 (expand_builtin_sincos): Likewise.
788 (expand_builtin_cexpi): Likewise.
789 (expand_builtin_int_roundingfn): Likewise.
790 (expand_builtin_int_roundingfn_2): Likewise.
791 (expand_builtin_pow): Likewise.
792 (expand_builtin_powi): Likewise.
793 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
794 of arglist, fixing callers appropriately. Use new CALL_EXPR
795 accessors and constructors. Return NULL_RTX instead of 0.
796 (expand_builtin_strstr): Likewise.
797 (expand_builtin_strchr): Likewise.
798 (expand_builtin_strrchr): Likewise.
799 (expand_builtin_strpbrk): Likewise.
800 (expand_builtin_memcpy): Likewise.
801 (expand_builtin_mempcpy): Likewise.
802 (expand_builtin_mempcpy_args): New.
803 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
804 (expand_builtin_memmove_args): New.
805 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
806 (expand_movstr): Likewise.
807 (expand_builtin_strcpy): Likewise.
808 (expand_builtin_strcpy_args): New.
809 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
810 (expand_builtin_strncpy): Likewise.
811 (expand_builtin_memset): Likewise.
812 (expand_builtin_memset_args): New.
813 (expand_builtin_bzero): Similarly to expand_builtin_memset.
814 (expand_builtin_memcmp): Likewise.
815 (expand_builtin_strcmp): Likewise.
816 (expand_builtin_strncmp): Likewise.
817 (expand_builtin_strcat): Likewise.
818 (expand_builtin_strncat): Likewise.
819 (expand_builtin_strspn): Likewise.
820 (expand_builtin_strcspn): Likewise.
821 (expand_builtin_args_info): Likewise.
822 (expand_builtin_va_start): Likewise.
823 (gimplify_va_arg_expr): Likewise.
824 (expand_builtin_va_end): Likewise.
825 (expand_builtin_va_copy): Likewise.
826 (expand_builtin_frame_address): Likewise.
827 (expand_builtin_alloca): Likewise.
828 (expand_builtin_bswap): Likewise.
829 (expand_builtin_unop): Likewise.
830 (expand_builtin_fputs): Likewise.
831 (expand_builtin_expect): Likewise.
832 (expand_builtin_fabs): Likewise.
833 (expand_builtin_copysign): Likewise.
834 (expand_builtin_printf): Likewise.
835 (expand_builtin_fprintf): Likewise.
836 (expand_builtin_sprintf): Likewise.
837 (expand_builtin_init_trampoline): Likewise.
838 (expand_builtin_signbit): Likewise.
839 (expand_builtin_fork_or_exec): Likewise.
840 (expand_builtin_sync_operation): Likewise.
841 (expand_builtin_compare_and_swap): Likewise.
842 (expand_builtin_lock_test_and_set): Likewise.
843 (expand_builtin_lock_release): Likewise.
844 (expand_builtin): Likewise.
845 (builtin_mathfn_code): Likewise.
847 (fold_builtin_constant_p): Pass call arguments individually instead
848 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
849 accessors and constructors. Return NULL_TREE instead of 0.
850 (fold_builtin_expect): Likewise.
851 (fold_builtin_classify_type): Likewise.
852 (fold_builtin_strlen): Likewise.
853 (fold_builtin_nan): Likewise.
854 (integer_valued_real_p): Likewise.
855 (fold_trunc_transparent_mathfn): Likewise.
856 (fold_fixed_mathfn): Likewise.
857 (fold_builtin_cabs): Likewise.
858 (fold_builtin_sqrt): Likewise.
859 (fold_builtin_cbrt): Likewise.
860 (fold_builtin_cos): Likewise.
861 (fold_builtin_cosh): Likewise.
862 (fold_builtin_tan): Likewise.
863 (fold_builtin_sincos): Likewise.
864 (fold_builtin_cexp): Likewise.
865 (fold_builtin_trunc): Likewise.
866 (fold_builtin_floor): Likewise.
867 (fold_builtin_ceil): Likewise.
868 (fold_builtin_round): Likewise.
869 (fold_builtin_int_roundingfn): Likewise.
870 (fold_builtin_bitop): Likewise.
871 (fold_builtin_bswap): Likewise.
872 (fold_builtin_logarithm): Likewise.
873 (fold_builtin_hypot): Likewise.
874 (fold_builtin_pow): Likewise.
875 (fold_builtin_powi): Likewise.
876 (fold_builtin_exponent): Likewise.
877 (fold_builtin_memset): Likewise.
878 (fold_builtin_bzero): Likewise.
879 (fold_builtin_memory_op): Likewise.
880 (fold_builtin_bcopy): Deleted; call site changed to invoke
881 fold_builtin_memory_op directly.
882 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
883 (fold_builtin_strncpy): Likewise.
884 (fold_builtin_memcmp): Likewise.
885 (fold_builtin_strcmp): Likewise.
886 (fold_builtin_strncmp): Likewise.
887 (fold_builtin_signbit): Likewise.
888 (fold_builtin_copysign): Likewise.
889 (fold_builtin_isascii): Likewise.
890 (fold_builtin_toascii): Likewise.
891 (fold_builtin_isdigit): Likewise.
892 (fold_builtin_fabs): Likewise.
893 (fold_builtin_abs): Likewise.
894 (fold_builtin_fmin_fmax): Likewise.
895 (fold_builtin_carg): Likewise.
896 (fold_builtin_classify): Likewise.
897 (fold_builtin_unordered_cmp): Likewise.
899 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
900 New functions split out from fold_builtin_1.
901 (fold_builtin_n): New.
902 (fold_builtin_varargs): New.
903 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
905 (fold_call_expr): New.
906 (build_function_call_expr): Rewrite to use new helper function.
907 (fold_builtin_call_list): New.
908 (build_call_expr): New.
909 (fold_builtin_call_valist): New.
910 (rewrite_call_expr): New.
912 (validate_arglist): Change parameter to be entire CALL_EXPR instead
913 of an arglist. Change return type to bool. Use new CALL_EXPR
916 (fold_builtin_strstr): Pass call arguments individually instead
917 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
918 accessors and constructors. Return NULL_TREE instead of 0.
919 (fold_builtin_strchr): Likewise.
920 (fold_builtin_strrchr): Likewise.
921 (fold_builtin_strpbrk): Likewise.
922 (fold_builtin_strcat): Likewise.
923 (fold_builtin_strncat): Likewise.
924 (fold_builtin_strspn): Likewise.
925 (fold_builtin_strcspn): Likewise.
926 (fold_builtin_fputs): Likewise.
927 (fold_builtin_next_arg): Likewise.
928 (fold_builtin_sprintf): Likewise.
930 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
931 NULL_RTX instead of 0.
932 (expand_builtin_memory_chk): Likewise.
933 (maybe_emit_chk_warning): Likewise.
934 (maybe_emit_sprintf_chk_warning): Likewise.
936 (fold_builtin_object_size): Pass call arguments individually instead
937 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
938 accessors and constructors. Return NULL_TREE instead of 0.
939 (fold_builtin_memory_chk): Likewise.
940 (fold_builtin_stxcpy_chk): Likewise.
941 (fold_builtin_strncpy_chk): Likewise.
942 (fold_builtin_strcat_chk): Likewise.
943 (fold_builtin_strcat_chk): Likewise.
944 (fold_builtin_strncat_chk): Likewise.
945 (fold_builtin_sprintf_chk): Likewise.
946 (fold_builtin_snprintf_chk): Likewise.
947 (fold_builtin_printf): Likewise.
948 (fold_builtin_vprintf): Likewise.
950 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
952 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
953 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
954 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
955 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
956 (fold_unary): Likewise.
957 (fold_binary): Likewise.
958 (fold_ternary): Remove CALL_EXPR case, since they are no longer
960 (fold): Add logic for tcc_vl_exp.
961 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
962 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
963 (fold_build3_stat): Add assertion to flag broken interface for
964 constructing CALL_EXPRs.
965 (fold_build_call_list): New.
966 (fold_build_call_list_initializer): New.
967 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
969 (fold_strip_sign_ops): Likewise.
971 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
972 Brooks Moses <brooks.moses@codesourcery.com>
973 Lee Millward <lee.millward@codesourcery.com>
975 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
976 accessors and dump arguments explicitly.
978 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
980 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
982 (print_call_name): Use new CALL_EXPR accessors.
984 * print-tree.c (print_node): Add case tcc_vl_exp. Print
985 CALL_EXPR arguments explicitly instead of as a list. Use
986 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
988 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
989 (vrp_visit_stmt): Likewise.
991 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
992 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
994 (force_move_till_expr): Likewise.
996 * targhooks.c (default_external_stack_protect_fail): Use
997 build_call_expr instead of build_function_call_expr.
998 (default_hidden_stack_protect_fail): Likewise.
1000 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
1003 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
1004 and walk arguments explicitly.
1006 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
1007 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1008 (expand_simple_operations): Likewise.
1009 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
1011 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
1012 of TREE_CODE_LENGTH.
1013 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
1015 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
1016 instead of TREE_CODE_LENGTH.
1018 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
1019 (tree_ic_transform): Likewise.
1020 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
1021 parameter instead of arglist. Fix callers.
1022 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
1023 (tree_stringops_transform): Likewise.
1024 (tree_indirect_call_to_profile): Likewise.
1025 (tree_stringops_values_to_profile): Likewise.
1027 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
1028 (eliminate_tail_call): Likewise.
1030 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
1032 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
1033 Use TREE_OPERAND_LENGTH and generalize to handle any number of
1035 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
1037 * omp-low.c (build_omp_barrier): Use build_call_expr.
1038 (lower_rec_input_clauses): Likewise.
1039 (lower_reduction_clauses): Likewise.
1040 (expand_parallel_call): Likewise.
1041 (maybe_catch_exception): Likewise.
1042 (expand_omp_for_generic): Likewise.
1043 (expand_omp_for_static_nochunk): Likewise.
1044 (expand_omp_sections): Likewise.
1045 (lower_omp_single_simple): Likewise.
1046 (lower_omp_single_copy): Likewise.
1047 (lower_omp_master): Likewise.
1048 (lower_omp_ordered): Likewise.
1049 (lower_omp_critical): Likewise.
1051 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
1052 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
1054 * tree-gimple.c (is_gimple_call_addr): Fix doc.
1055 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
1056 TREE_CODE_LENGTH. Add tcc_vl_exp case.
1058 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
1059 and generalize to handle any number of operands.
1060 (chrec_contains_undetermined): Likewise.
1061 (tree_contains_chrecs): Likewise.
1062 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
1064 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
1066 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
1067 fold_call_expr instead of fold_builtin.
1068 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
1069 match declarations there.
1070 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
1073 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
1074 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1076 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
1077 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
1079 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
1082 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
1083 (execute_cse_sincos): Use new CALL_EXPR accessors.
1085 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
1087 * gimple-low.c (lower_function_body): Use build_call_expr.
1088 (lower_builtin_setjmp): Likewise.
1090 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
1091 (set_storage_via_libcall): Likewise.
1092 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
1093 instead of TREE_CODE_LENGTH.
1094 (expand_expr_real_1): Use new CALL_EXPR accessors.
1096 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
1097 generalize to handle any number of operands.
1098 (TB_parent_eq): Likewise.
1100 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
1101 (strip_builtin_expect): Likewise.
1103 * function.c (gimplify_parameters): Use build_call_expr.
1105 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
1106 instead of TREE_CODE_LENGTH.
1108 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
1109 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
1111 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
1114 * gimplify.c (build_stack_save_restore): Use build_call_expr.
1115 (gimplify_decl_expr): Likewise.
1116 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
1117 Use new CALL_EXPR iterators.
1118 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
1119 (gimplify_modify_expr_to_memset): Likewise.
1120 (gimplify_variable_sized_compare): Likewise.
1121 (gimplify_omp_atomic_fetch_op): Likewise.
1122 (gimplify_omp_atomic_pipeline): Likewise.
1123 (gimplify_omp_atomic_mutex): Likewise.
1124 (gimplify_function_tree): Likewise.
1126 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
1127 (call_expr_flags): Likewise.
1128 (expand_call): Likewise.
1130 * except.c (expand_builtin_eh_return_data_regno): Pass entire
1131 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1134 * coverage.c (create_coverage): Use build_call_expr.
1136 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
1137 (temp_call_expr_obstack): New.
1138 (pool_copy_list): Delete.
1139 (temp_copy_call_expr): New.
1140 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
1141 CALL_EXPR accessors. Get rid of special goo for copying argument
1142 lists and use temp_copy_call_expr instead.
1143 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
1144 CALL_EXPR accessors.
1145 (create_expression_by_pieces): Likewise. Use build_call_array
1146 to construct the result instead of fold_build3.
1147 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
1148 dealing with argument lists.
1149 (init_pre): Remove references to expression_node_pool and
1150 list_node_pool. Init temp_call_expr_obstack instead.
1151 (fini_pre): Remove references to expression_node_pool and
1154 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
1155 and walk arguments explicitly instead of as a list.
1157 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
1158 (mx_register_decls): Likewise.
1159 (mudflap_register_call): Likewise.
1160 (mudflap_finish_file): Likewise.
1162 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
1163 (ipa_callsite_compute_param): Likewise.
1165 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
1166 accessors and constructor.
1168 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
1169 accessors and constructor.
1170 (convert_tramp_reference): Likewise.
1171 (convert_call_expr): Likewise.
1172 (finalize_nesting_tree_1): Likewise.
1174 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
1177 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
1179 * tree-inline.c (initialize_inlined_parameters): Pass entire
1180 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1182 (estimate_num_insns_1): Use new CALL_EXPR accessors.
1183 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
1185 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
1186 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1187 (vectorizable_reduction): Likewise.
1188 (vectorizable_call): Use new CALL_EXPR iterators.
1189 (vectorizable_conversion): Use build_call_expr.
1190 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
1191 (vect_gen_widened_results_half): Use build_call_expr.
1192 (vect_setup_realignment): Likewise.
1193 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
1195 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
1196 (pass_through_call): Likewise.
1197 (compute_object_sizes): Likewise. Use fold_call_expr instead of
1200 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
1201 (tree_gen_pow2_profiler): Likewise.
1202 (tree_gen_one_value_profiler): Likewise.
1203 (tree_gen_ic_func_profiler): Likewise.
1204 (tree_gen_average_profiler): Likewise.
1205 (tree_gen_ior_profiler): Likewise.
1207 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
1208 (find_func_aliases): Use new CALL_EXPR accessors. Add case
1209 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1211 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
1212 of TREE_CODE_LENGTH.
1214 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
1215 of TREE_CODE_LENGTH.
1217 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
1219 (convert_to_integer): Likewise.
1221 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
1224 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1225 Brooks Moses <brooks.moses@codesourcery.com>
1226 Lee Millward <lee.millward@codesourcery.com>
1228 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
1230 * config/frv/frv.c (frv_expand_builtin): Likewise.
1231 * config/s390/s390.c (s390_expand_builtin): Likewise.
1233 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
1234 (sparc_expand_builtin): Use new CALL_EXPR accessors.
1236 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
1237 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
1238 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
1239 (ix86_expand_store_builtin): Likewise.
1240 (ix86_expand_unop_builtin): Likewise.
1241 (ix86_expand_unop1_builtin): Likewise.
1242 (ix86_expand_sse_compare): Likewise.
1243 (ix86_expand_sse_comi): Likewise.
1244 (ix86_expand_vec_init_builtin): Likewise.
1245 (ix86_expand_vec_ext_builtin): Likewise.
1246 (ix86_expand_vec_set_builtin): Likewise.
1247 (ix86_expand_builtin): Use new CALL_EXPR accessors.
1249 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
1250 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
1252 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
1253 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1254 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
1256 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
1258 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1259 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
1260 arglist. Use new CALL_EXPR accessors. Fix callers.
1261 (altivec_expand_abs_builtin): Likewise.
1262 (rs6000_expand_binop_builtin): Likewise.
1263 (altivec_expand_predicate_builtin): Likewise.
1264 (altivec_expand_lv_builtin): Likewise.
1265 (spe_expand_stv_builtin): Likewise.
1266 (altivec_expand_stv_builtin): Likewise.
1267 (rs6000_expand_ternop_builtin): Likewise.
1268 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
1269 (altivec_expand_st_builtin): Likewise.
1270 (altivec_expand_dst_builtin): Likewise.
1271 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
1272 arglist. Use new CALL_EXPR accessors. Fix callers.
1273 (altivec_expand_vec_set_builtin): Likewise.
1274 (altivec_expand_vec_ext_builtin): Likewise.
1275 (altivec_expand_builtin): Use new CALL_EXPR accessors.
1276 (spe_expand_builtin): Likewise.
1277 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
1278 arglist. Use new CALL_EXPR accessors. Fix callers.
1279 (spe_expand_evsel_builtin): Likewise.
1280 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
1281 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
1283 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
1284 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1285 (arm_expand_unop_builtin): Likewise.
1286 (arm_expand_builtin): Use new CALL_EXPR accessors.
1288 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
1291 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
1292 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1293 (bfin_expand_unop_builtin): Likewise.
1294 (bfin_expand_builtin): Use new CALL_EXPR accessors.
1296 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1297 Brooks Moses <brooks.moses@codesourcery.com>
1298 Lee Millward <lee.millward@codesourcery.com>
1300 * c-semantics.c (build_stmt): Add internal diagnostic check.
1302 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
1303 accessors. Print arguments explicitly instead of as a list.
1305 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
1307 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
1308 (c_finish_omp_flish): Likewise.
1310 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
1311 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
1312 instead of TREE_CODE_LENGTH.
1313 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
1314 (c_warn_unused_result): Likewise.
1316 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1319 * doc/invoke.texi (Warning Options): Remove
1320 -Werror-implicit-function-declaration.
1321 (Wimplicit-function-declaration): Update description.
1322 * opts.c (common_handle_option): Move handling of -Werror=* to...
1323 (enable_warning_as_error): ...here.
1324 * opts.h (enable_warning_as_error): Declare.
1325 * c-decl.c (implicit_decl_warning): Unless
1326 -Wno-implicit-function-declaration is given, emit a pedwarn if
1327 -std=c99 or emit a warning if -Wimplicit-function-declaration.
1328 * c.opt (Wimplicit-function-declaration): Replace
1329 mesg_implicit_function_declaration with
1330 warn_implicit_function_declaration.
1331 * c-opts.c (c_common_handle_option):
1332 -Werror-implicit-function-declaration is exactly equal as
1333 -Werror=implicit-function-declaration.
1334 (set_Wimplicit): Replace mesg_implicit_function_declaration with
1335 warn_implicit_function_declaration.
1336 (c_common_post_options): -Wimplict-function-declaration is enabled
1337 by default by -std=c99, otherwise is disabled by default.
1338 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
1340 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1342 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
1343 DECL on the rhs to a DECL on the lhs for debug info purposes if the
1344 former is ignored but not the latter.
1346 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1348 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
1349 is made and the reference doesn't use the alias set of its type,
1350 do not create the temporary using that type.
1352 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
1354 * jump.c: Remove prototypes for delete_computation and
1355 delete_prior_computation.
1357 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1359 * jump.c (get_label_after): Delete.
1360 (get_label_before, delete_computation, delete_jump,
1361 delete_prior_computation, follow_jumps): Move...
1362 * reorg.c (delete_computation, delete_prior_computation): ... here...
1363 (get_label_before, delete_jump): ... making these static ...
1364 (follow_jumps): ... and simplifying this since it only runs after
1366 * rtl.h (get_label_after, get_label_before, delete_jump,
1367 follow_jumps): Delete prototypes.
1369 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1371 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
1373 2007-02-15 Nick Clifton <nickc@redhat.com>
1375 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
1376 order to prevent it from being munged by the target.
1378 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
1380 * config/i386/i386.md: Remove misleading comment.
1382 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1384 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
1385 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
1388 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1390 * tree-sra.c (instantiate_missing_elements): Canonicalize
1392 (sra_build_assignment): New.
1393 (generate_copy_inout, generate_element_copy,
1394 generate_element_zero, generate_one_element_init): Use it.
1396 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1398 * tree-sra.c (instantiate_missing_elements): Canonicalize
1400 (sra_build_assignment): New.
1401 (generate_copy_inout, generate_element_copy,
1402 generate_element_zero, generate_one_element_init): Use it.
1404 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1406 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
1409 2007-02-14 Joseph Myers <joseph@codesourcery.com>
1411 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
1412 types as aggregates not scalars.
1413 * function.c (assign_stack_temp_for_type): Likewise.
1415 2007-02-14 Roger Sayle <roger@eyesopen.com>
1416 Zdenek Dvorak <dvorakz@suse.cz>
1418 * tree-dump.c (dump_switch_p_1): Require exact match of the option
1421 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
1423 * passes.c (next_pass_1): Clear the next field of the copied
1426 2007-02-14 Richard Henderson <rth@redhat.com>
1428 * tree-sra.c (early_sra): New.
1429 (decl_can_be_decomposed_p): Deny va_list if early_sra.
1430 (tree_sra_early, pass_sra_early): New.
1431 * tree-pass.h (pass_sra_early): Declare.
1432 * passes.c (init_optimization_passes): Use it.
1434 2007-02-14 Richard Guenther <rguenther@suse.de>
1436 * flags.h (issue_strict_overflow_warning): Convert to a macro.
1438 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
1440 PR tree-optimization/30771
1441 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
1443 (vect_analyze_operations): Induction phis can now be marked as
1445 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
1446 Update documentation accordingly.
1448 2007-02-14 Nick Clifton <nickc@redhat.com>
1450 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
1451 most 3 arguments are supported.
1452 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
1454 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
1456 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
1457 Ensure dst->current is valid.
1459 2007-02-13 Paul Brook <paul@codesourcery.com>
1461 * config.gcc: Add arm*-*-uclinux-*eabi.
1462 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
1463 (SUBTARGET_EXTRA_LINK_SPEC): Define.
1464 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
1465 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
1466 (LINK_SPEC): Define.
1468 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
1470 * config/arm/uclinux-eabi.h: New file.
1471 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
1472 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
1475 2007-02-13 Ian Lance Taylor <iant@google.com>
1477 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
1478 * flags.h (warn_strict_overflow): Declare.
1479 (enum warn_strict_overflow_code): Define.
1480 (issue_strict_overflow_warning): New static inline function.
1481 * opts.c (warn_strict_overflow): New variable.
1482 (common_handle_option): Handle OPT_Wstrict_overflow and
1483 OPT_Wstrict_overflow_.
1484 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
1486 * fold-const.c: Include intl.h.
1487 (fold_deferring_overflow_warnings): New static variable.
1488 (fold_deferred_overflow_warning): New static variable.
1489 (fold_deferred_overflow_code): New static variable.
1490 (fold_defer_overflow_warnings): New function.
1491 (fold_undefer_overflow_warnings): New function.
1492 (fold_undefer_and_ignore_overflow_warnings): New function.
1493 (fold_deferring_overflow_warnings_p): New function.
1494 (fold_overflow_warning): New static function.
1495 (make_range): Add strict_overflow_p parameter. Change all
1497 (extract_muldiv, extract_muldiv_1): Likewise.
1498 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
1499 tree_expr_nonnegative_p.
1500 (fold_negate_expr): Call fold_overflow_warning.
1501 (fold_range_test): Likewise.
1502 (fold_comparison): Likewise.
1503 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
1504 instead of tree_expr_nonnegative_p.
1505 (tree_expr_nonnegative_warnv_p): Rename from
1506 tree_expr_nonnegative_p, add strict_overflow_p parameter.
1507 (tree_expr_nonnegative_p): New function.
1508 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
1509 strict_overflow_p parameter.
1510 (tree_expr_nonzero_p): New function.
1511 * passes.c (verify_interpass_invariants): New static function.
1512 (execute_one_pass): Call it.
1513 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
1515 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
1516 (estimate_numbers_of_iterations): Likewise.
1517 (scev_probably_wraps_p): Likewise.
1518 * tree-ssa-ccp.c: Include "toplev.h".
1519 (evaluate_stmt): Defer fold overflow warnings until we know we are
1521 (struct fold_stmt_r_data): Add stmt field.
1522 (fold_stmt_r): Defer fold overflow warnings until we know we
1524 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
1525 (fold_stmt_inplace): Likewise.
1526 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
1527 (cleanup_control_expr_graph): Defer fold overflow warnings until
1528 we know we are going to optimize.
1529 * tree-cfg.c (fold_cond_expr_cond): Likewise.
1530 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
1532 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1533 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
1534 * tree-ssa-loop-manip.c (create_iv): Likewise.
1535 * c-typeck.c (build_conditional_expr): Likewise.
1536 (build_binary_op): Likewise.
1537 * tree-vrp.c (vrp_expr_computes_nonzero): Call
1538 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
1539 (extract_range_from_unary_expr): Likewise.
1540 * simplify-rtx.c (simplify_const_relational_operation): Warn when
1541 assuming that signed overflow does not occur.
1542 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
1543 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
1544 (fold_defer_overflow_warnings): Declare.
1545 (fold_undefer_overflow_warnings): Declare.
1546 (fold_undefer_and_ignore_overflow_warnings): Declare.
1547 (fold_deferring_overflow_warnings_p): Declare.
1548 (tree_expr_nonzero_warnv_p): Declare.
1549 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
1551 (Warning Options): Document -Wstrict-overflow.
1552 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
1553 (tree-ssa-ccp.o): Likewise.
1554 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
1555 (fold-const.o): Depend on intl.h.
1557 2007-02-13 Ian Lance Taylor <iant@google.com>
1560 * lower-subreg.c (resolve_simple_move): Decompose subregs in
1563 2007-02-13 Stuart Hastings <stuart@apple.com>
1565 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
1567 2007-02-13 Richard Henderson <rth@redhat.com>
1569 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
1570 handled_component_p before looking for the indirect_ref.
1572 2007-02-13 Richard Henderson <rth@redhat.com>
1574 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
1575 remove flags clobber.
1576 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
1577 (bswaphi_lowpart): New.
1578 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
1579 remove TARGET_BSWAP test. Delete expander of the same name.
1581 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
1582 (expand_unop): Use them.
1584 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
1586 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
1587 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
1588 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
1589 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
1590 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
1591 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
1592 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
1593 assembler dialect choice from asm templates.
1595 2007-02-12 Richard Henderson <rth@redhat.com>
1597 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
1598 (fixuns_trunc<SSEMODEF>si2): Use it.
1599 * config/i386/sse.md (vec_setv4sf_0): Export.
1600 * config/i386/i386.c (ix86_build_const_vector): Export.
1601 (ix86_split_convert_uns_si_sse): Rename from
1602 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
1603 * config/i386/i386-protos.h: Update.
1605 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1608 * c-typeck.c (c_finish_return): Improve warning message.
1610 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1612 * alias.c (find_symbolic_term): Delete unused function.
1614 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
1616 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
1617 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
1618 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
1620 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1622 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1623 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
1624 the function, temporarily point the debug interface to the null one.
1626 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1628 * dwarf2out.c (round_up_to_align): New static function.
1629 (field_byte_offset): Use it to round the offset.
1631 2007-02-12 Richard Henderson <rth@redhat.com>
1633 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
1634 (inswl_const): Export.
1636 2007-02-12 Richard Henderson <rth@redhat.com>
1638 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
1639 result mode of the libcall, convert back to outmode.
1641 2007-02-12 Roger Sayle <roger@eyesopen.com>
1643 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
1644 (bswapdi2): New define_expand to implement 32-bit implementation.
1646 2007-02-12 Nick Clifton <nickc@redhat.com>
1648 * doc/invoke.texi (Overall Options): Document --help=.
1649 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
1650 (cc1_options): Pass --help= on to cc1.
1651 (display_help): Add description of --help=.
1652 (process_command): Add code to handle --help=. Allow translated
1653 --help and --target-help switches to be passed on to compiler
1655 (main): Remove unused if statement.
1656 * opts.c (columns): Remove.
1657 (LEFT_COLUMN): Define.
1658 (wrap_help): Add columns argument.
1659 (print_filtered_help): Change parameters to be an include bitmask,
1660 an exclude bitmask, an any bitmask and the column width. Move the
1661 code to display the params list here. Add code to display the
1662 status of options rather than their descriptions if the quiet flag
1664 (print_specific_help): Change parameters to be an include bitmask,
1665 an exclude bitmask and an any bitmask. Move code to look up the
1666 column width here. Decide upon the title for an options listing.
1667 (common_handle_options): Add code to handle --help=. Adapt code
1668 for --help and --target-help to use the revised form of the
1669 print_specific_help function.
1670 (print_help): Delete.
1671 (print_param_help): Delete.
1672 (print_switch): Delete.
1673 * opts.h (cl_lang_count): Add prototype.
1674 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
1675 CL_MAX_OPTION_CLASS): New defines.
1676 * optc-gen.awk: Add construction of cl_lang_count.
1677 * c.opt: Add Warning attribute to warning options and Optimization
1678 attribute to optimization options.
1679 * common.opt: Likewise.
1681 Add -fhelp and -ftarget-help as aliases for the transformed --help
1682 and --target-help options.
1683 * opt-functions.awk: Add code to handle Warning and Optimization
1686 2007-02-12 Richard Henderson <rth@redhat.com>
1688 * config/alpha/constraints.md: New file.
1689 * config/alpha/alpha.c: Include tm-constrs.h.
1690 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
1691 alpha_extra_constraint): Remove.
1692 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
1693 * config/alpha/alpha-protos.h: Update.
1694 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
1695 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
1696 (EXTRA_CONSTRAINT): Remove.
1697 * config/alpha/alpha.md: Include constraints.md.
1698 (adddi splitter): Use satisfies_constraint_*.
1699 * config/alpha/predicates.md (add_operand): Likewise.
1700 (sext_add_operand, addition_operation): Likewise.
1702 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
1704 PR tree-optimization/29145
1705 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
1706 in our handling of restrict qualified pointers.
1708 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1711 * doc/invoke.texi (Wunused-value): Update description.
1712 (Wextra): Delete item.
1713 * opts.c (set_Wextra): Don't use the value of Wextra to set the
1714 value of Wunused-value.
1715 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
1716 (c_finish_stmt_expr): Don't check extra_warnings.
1717 (emit_side_effect_warnings): The caller is responsible to check
1720 2007-02-11 Roger Sayle <roger@eyesopen.com>
1721 Matt Thomas <matt@3am-software.com>
1723 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
1725 2007-02-11 Roger Sayle <roger@eyesopen.com>
1727 * simplify-rtx.c (simplify_relational_operation_1): Optimize
1728 comparisons of POPCOUNT against zero.
1729 (simplify_const_relational_operation): Likewise.
1731 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1733 * doc/invoke.texi (Wextra): Delete outdated paragraph.
1735 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1737 * dwarf2out.c (root_type): Delete unused function.
1739 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1741 * genattrtab.c (contained_in_p): Delete unused function.
1742 (write_expr_attr_cache): Likewise.
1744 2007-02-11 Jan Hubicka <jh@suse.cz>
1746 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
1749 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
1751 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
1752 to add the REG_EQ* note.
1753 * see.c (see_merge_one_use_extension): Likewise.
1754 * local-alloc.c (update_equiv_regs): Likewise. Also don't
1755 turn REG_EQUAL notes into REG_EQUIV notes if the target
1756 register may have more than one set.
1757 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
1758 * gcse.c (try_replace_reg): Likewise.
1759 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
1760 * calls.c (fixup_tail_calls): Likewise. Abort if there is
1761 more than one REG_EQUIV note.
1762 * reload1.c (gen_reload): Use set_unique_reg_note.
1764 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
1766 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
1767 (ix86_builtin_conversion): New function.
1769 2007-02-06 Mark Mitchell <mark@codesourcery.com>
1772 * tree.h (DECL_REPLACEABLE_P): New macro.
1773 * except.c (set_nothrow_function_flags): Likewise.
1775 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
1776 Ira Rosen <irar@il.ibm.com>
1777 Dorit Nuzman <dorit@il.ibm.com>
1779 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
1780 * targhooks.c (default_builtin_vectorized_conversion): New.
1781 * targhooks.h (default_builtin_vectorized_function): New declaration.
1782 * target.h (struct vectorize): Add builtin_conversion field.
1783 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
1784 stmt_vec_info_type value.
1785 (vectorizable_conversion): New declaration.
1786 * tree-vect-analyze.c (vect_analyze_operations): Add
1787 vectorizable_conversion call.
1788 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
1789 * tree-vect-transform.c (vectorizable_conversion): New function.
1790 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
1791 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
1793 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
1794 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
1795 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
1796 or ALTIVEC_BUILTIN_VCFSX.
1798 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1801 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
1802 CONST_DOUBLE and operand 0 is a hard register.
1803 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
1804 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
1805 is a hard floating-point register.
1807 2007-02-10 Richard Henderson <rth@redhat.com>
1808 Jakub Jelinek <jakub@redhat.com>
1809 Alexandre Oliva <aoliva@redhat.com>
1811 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
1812 * builtin-types.def (BT_WORD): Make unsigned.
1813 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
1814 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
1815 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
1816 * c-decl.c (grokdeclarator): Don't error if !have_tls.
1817 * c-parser.c (c_parser_omp_threadprivate): Likewise.
1818 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
1820 * expr.c (emutls_var_address): New.
1821 (expand_expr_real_1): Expand emulated tls.
1822 (expand_expr_addr_expr_1): Likewise.
1823 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
1824 * output.h (emutls_finish): Declare.
1825 * toplev.c (compile_file): Call it.
1826 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
1827 address before wrapping in CONST.
1828 * varasm.c (emutls_htab, emutls_object_type): New.
1829 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
1830 (get_emutls_object_name, get_emutls_object_type): New.
1831 (get_emutls_init_templ_addr, emutls_decl): New.
1832 (emutls_common_1, emutls_finish): New.
1833 (assemble_variable): When emulating tls, swap decls; generate
1834 constructor for the emutls objects.
1835 (do_assemble_alias): When emulating tls, swap decl and target name.
1836 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
1838 * varpool.c (decide_is_variable_needed): Look at force_output.
1839 Recurse for emulated tls.
1840 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
1841 with decide_is_variable_needed.
1842 * emutls.c: New file.
1843 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
1844 tls_object for real tls.
1846 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1848 PR rtl-optimization/29599
1849 * reload1.c (eliminate_regs_in_insn): Take the destination
1850 mode into account when computing the offset.
1852 2007-02-09 Stuart Hastings <stuart@apple.com>
1853 Richard Henderson <rth@redhat.com>
1855 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1856 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1857 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
1858 fixuns_truncdfhi2): New.
1859 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
1860 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
1861 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
1862 (floatunssidf2): Allow nonimmediate source.
1863 * gcc/config/i386/sse.md (movdi_to_sse): New.
1864 (vec_concatv2di): Drop '*'.
1865 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
1866 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1867 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
1869 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
1870 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1871 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
1872 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
1873 (ix86_build_signbit_mask): Fix decl of v, refactor to call
1874 ix86_build_const_vector.
1875 (x86_emit_floatuns): Rewrite.
1877 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1879 * genautomata.c (longest_path_length): Delete unused function.
1880 (struct state): Delete unused longest_path_length.
1881 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
1882 (get_free_state): Delete unused.
1884 2007-02-09 Jan Hubicka <jh@suse.cz>
1886 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
1887 * doc/invoke.texi (inline-unit-growth): Update default value.
1889 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
1890 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
1891 (rebuild_cgraph_edges): Likewise.
1892 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
1893 (dump_cgraph_node): Dump frequencies.
1894 (cgraph_clone_edge): Add frequency scales.
1895 (cgraph_clone_node): Add freuqnecy.
1896 * cgraph.h (cgraph_edge): Add freuqnecy argument.
1897 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
1898 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
1899 * tree-pass.h (TODO_rebuild_frequencies): New constant.
1900 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
1901 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
1902 (save_inline_function_body): Likewise.
1903 * ipa-inline.c: inluce rtl.h
1904 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
1905 (cgraph_edge_badness): Use frequencies.
1906 (cgraph_decide_recursive_inlining): Update clonning.
1907 (cgraph_decide_inlining_of_small_function): Dump frequency.
1908 * predict.c (estimate_bb_frequencies): Export.
1909 * predict.h (estimate_bb_frequencies): Declare.
1910 * tree-inline.c (copy_bb): Watch overflows.
1911 (expand_call_inline): Update call of cgraph_create_edge.
1912 (optimize_inline_calls): Use TODO flags to update frequnecies.
1913 * passes.h: Include predict.h
1914 (init_optimization_passes): Move profile ahead.
1915 (execute_function_todo): Handle TODO_rebuild_frequencies.
1917 2007-02-09 Roger Sayle <roger@eyesopen.com>
1919 * config/alpha/alpha.c (emit_insxl): Force the first operand of
1920 the insbl or inswl pattern into a register.
1922 2007-02-09 Roger Sayle <roger@eyesopen.com>
1924 * config/ia64/ia64.md (bswapdi2): New define_insn.
1926 2007-02-09 Richard Henderson <rth@redhat.com>
1928 * config/i386/constraints.md (Ym): New constraint.
1929 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
1930 (movdi_1_rex64): Split sse and xmm general register moves from
1931 memory move alternatives. Use conditional register constraints.
1932 (movsf_1, movdf_integer): Likewise.
1933 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
1934 (movdf_integer_rex64): New.
1935 (pushsf_rex64): Fix output constraints.
1936 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
1937 (sse2_stored): Likewise.
1938 (sse2_storeq_rex64): New.
1939 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
1940 amd and not generic.
1941 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
1942 for optimize_size. Remove SF/DFmode hack.
1944 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1946 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
1949 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
1950 Richard Sandiford <richard@codesourcery.com>
1952 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
1953 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
1954 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
1955 m68k/t-mlib to tmake_file.
1956 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
1957 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
1958 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
1959 Allow it to be cf or m68k. Set m68k_arch_family. If that
1960 variable is not empty, add t-$m68k_arch_family to tmake_file.
1961 Add t-mlibs to tmake_file.
1962 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
1963 * config/m68k/t-cf: New file.
1964 * config/m68k/t-m68k: Likewise.
1965 * config/m68k/t-mlibs: Likewise.
1966 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1967 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1968 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
1969 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1970 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
1972 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
1973 (INSTALL_LIBGCC): Delete.
1974 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
1975 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1976 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1977 (M68K_MLIB_CPU): Define.
1978 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1979 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1980 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
1982 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
1983 Richard Guenther <rguenther@suse.de>
1986 * fold-const.c (fold_comparison): Handle obfuscated comparisons
1987 against INT_MIN/INT_MAX.
1988 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
1989 file if a loop is removed.
1991 2007-02-09 Joseph Myers <joseph@codesourcery.com>
1993 * calls.c (store_one_arg): Pass correct alignment to
1994 emit_push_insn for non-BLKmode values.
1995 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
1996 unaligned stack slot via a suitably aligned slot.
1998 2007-02-08 DJ Delorie <dj@redhat.com>
2000 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
2002 (legal_subregs): Use unsigned char, make const.
2003 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
2005 2007-02-08 Paul Brook <paul@codesourcery.com>
2007 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
2008 special interworking needed.
2010 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
2012 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
2013 conditional to __SSE2__.
2014 (Entries below should have been added to first ChangeLog
2015 entry for amdfam10 dated 2007-02-05)
2016 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
2018 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
2020 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
2023 2007-02-08 DJ Delorie <dj@redhat.com>
2025 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
2026 * config/m32c/m32c.c (legal_subregs): New.
2027 (m32c_illegal_subreg_p): New.
2028 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
2029 unsupported subregs of hard regs.
2031 2007-02-08 Jan Hubicka <jh@suse.cz>
2033 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
2034 the same one; always update histograms.
2036 2007-02-08 Diego Novillo <dnovillo@redhat.com>
2038 * passes.c (init_optimization_passes): Tidy comment.
2040 2007-02-08 Roger Sayle <roger@eyesopen.com>
2042 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
2043 strip zero_extend, bswap and rotates from POCOUNT's argument.
2044 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
2045 zero_extend and rotates from PARITY's argument.
2046 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
2047 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
2048 of an integer constant at compile-time.
2050 2007-02-08 Diego Novillo <dnovillo@redhat.com>
2053 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
2055 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
2058 * tree-ssa-live.c (remove_unused_locals): Do not remove
2059 TREE_ADDRESSABLE variables.
2060 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
2061 * tree-ssa-operands.c (add_virtual_operand): Remove argument
2062 FOR_CLOBBER. Update all users.
2063 If VAR has an associated alias set, add a virtual operand for
2064 it if no alias is found to conflict with the memory reference.
2066 2007-02-07 Jan Hubicka <jh@suse.cz>
2067 Robert Kidd <rkidd@crhc.uiuc.edu>
2069 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
2071 2007-02-07 Ian Lance Taylor <iant@google.com>
2073 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
2075 2007-02-07 Roger Sayle <roger@eyesopen.com>
2077 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
2078 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
2079 tablejumpdi, movsi_to_cr_one): Remove constraints from
2080 define_expand's match_operands.
2082 2007-02-07 Roger Sayle <roger@eyesopen.com>
2084 * global.c (compute_regsets): Move declatation of "i" inside of
2085 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
2087 2007-02-07 Jakub Jelinek <jakub@redhat.com>
2090 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
2091 of INDIRECT_REF <RESULT_DECL>.
2093 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
2095 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
2096 Kaz Kojima <kkojima@gcc.gnu.org>
2099 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
2101 (sh_initialize_trampoline): Add parentheses to avoid a warning.
2103 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2105 * doc/loop.texi: Document possibility not to perform disambiguation
2106 of loops with multiple latches.
2107 * cfgloopmanip.c (alp_enum_p): Removed.
2108 (add_loop): Handle subloops. Use get_loop_body_with_size.
2109 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
2110 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
2111 the new forwarder block.
2112 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
2113 Handle the case latch is NULL.
2114 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
2115 when marking loop exits.
2116 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
2118 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
2119 disambiguate_loops_with_multiple_latches.
2120 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
2121 before fix_loop_structure.
2122 * cfgloop.c: Include pointer-set.h and output.h.
2123 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
2124 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
2125 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
2126 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
2127 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
2128 disambiguate_multiple_latches, get_loop_body_with_size,
2129 disambiguate_loops_with_multiple_latches): New functions.
2130 (flow_loop_dump): Dump multiple latch edges.
2131 (flow_loop_nodes_find): Handle loops with multiple latches.
2132 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
2133 (glb_enum_p): Modified.
2134 (get_loop_body): Use get_loop_body_with_size.
2135 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
2136 (AVOID_CFG_MODIFICATIONS): New constant.
2137 (disambiguate_loops_with_multiple_latches, add_loop,
2138 get_loop_body_with_size): Declare.
2139 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
2141 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
2144 * global.c (compute_regsets): New function.
2145 (global_alloc): Refactored ELIMINABLE_REGSET
2146 and NO_GLOBAL_ALLOC_REGS computation out.
2147 (rest_of_handle_global_alloc): Call compute_regsets()
2148 for non-optimizing case.
2150 2007-02-06 Richard Henderson <rth@redhat.com>
2152 * config/i386/constraints.md (Y2): Rename from Y.
2153 (Yi): New constraint.
2154 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
2155 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
2156 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
2157 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
2158 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
2159 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
2160 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
2161 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
2162 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
2163 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
2164 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
2165 vec_extractv2si_1): Change Y constraints to Y2.
2166 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
2167 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
2168 Change Y constraints to Y2.
2169 (sse2_loadld): Change Y constraints to x.
2171 2007-02-06 Roger Sayle <roger@eyesopen.com>
2173 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
2174 (parity<mode>2): New define_expand using rs6000_emit_parity.
2175 * config/rs6000/rs6000.c (rs6000_emit_popcount,
2176 rs6000_emit_parity): New functions.
2177 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
2178 rs6000_emit_parity): Prototype here.
2180 2007-02-06 Ian Lance Taylor <iant@google.com>
2182 * lower-subreg.c (simple_move_operand): Reject CONST.
2183 (resolve_clobber): Call validate_change rather than directly
2184 assigning to XEXP (pat, 0).
2186 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2188 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
2189 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
2190 (tree-cfg.o): Remove hashtab.h dependency.
2192 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
2193 (struct ivopts_data): Change niters to pointer_map_t.
2194 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
2195 (niter_for_exit): Create pointer_map on demand. Change for
2197 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
2198 (free_loop_data): Destroy data->niters if created and reset field.
2199 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
2200 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
2202 * tree-ssa-reassoc.c: Include pointer-set.h.
2203 (bb_rank): Change to long *.
2204 (operand_rank): Change to pointer_map_t.
2205 (find_operand_rank): Return long, -1 if not found. Declare as inline.
2206 (insert_operand_rank): Accept long.
2207 (operand_entry_hash, operand_entry_eq): Remove.
2208 (get_rank): Return long. Adjust for changes above.
2209 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
2211 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
2213 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
2214 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
2215 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
2217 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
2218 directly since it cannot be NULL.
2219 (get_vi_for_tree): Rewrite for pointer_map API.
2220 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
2221 (init_alias_vars): Create vi_for_tree as pointer_map.
2222 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
2224 * tree-cfg.c: Don't include hashtab.h.
2225 (edge_to_cases): Declare as pointer_map.
2226 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
2228 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
2229 (start_recording_case_labels): Create edge_to_cases as pointer_map.
2230 (end_recoding_case_labels): Cleanup edge_to_cases manually before
2232 (record_switch_edge): Delete.
2233 (get_cases_for_edge): Adjust for pointer_map API, inline
2234 record_switch_edge (rewritten for new API), remove goto.
2236 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2238 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
2239 * tree-nested.c: Include pointer-set.h.
2240 (var_map_elt, var_map_eq, var_map_hash): Delete.
2241 (struct nesting_info): Remove GTY marker. Change the two htab_t's
2243 (nesting_info_bitmap_obstack): New.
2244 (lookup_field_for_decl): Adjust for pointer_map API.
2245 (lookup_tramp_for_decl): Adjust for pointer_map API.
2246 (get_nonlocal_debug_decl): Adjust for pointer_map API.
2247 (get_local_debug_decl): Adjust for pointer_map API.
2248 (convert_nl_goto_reference): Adjust for pointer_map API.
2249 (convert_nl_goto_receiver): Adjust for pointer_map API.
2250 (create_nesting_tree): Create outside GGC space. Create bitmap on
2251 the new obstack. Create field_map and var_map as pointer_maps.
2252 (free_nesting_tree): Adjust for changes to create_nesting_tree.
2254 (lower_nested_functions): Move root here, no need to NULL it.
2255 Initialize and release the obstack.
2257 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
2259 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
2260 Remove prototypes and make them non-static.
2261 (struct tree_int_map): Remove.
2262 * tree.h (struct tree_int_map): Move here, turning TO into an
2264 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
2266 * tree.h (TREE_COMPLEXITY): Remove.
2267 (struct tree_exp): Remove complexity field.
2268 * tree.c (build1_stat): Don't set it.
2270 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
2271 Victor Kaplansky <victork@il.ibm.com>
2273 * tree-vectorizer.c (vect_is_simple_use): Support induction.
2274 (vect_is_simple_reduction): Support reduction with induction as
2275 one of the operands.
2276 (vect_is_simple_iv_evolution): Fix formatting.
2277 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
2278 formatting. Don't mark induction phis for vectorization.
2279 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
2280 * tree-vect-transform.c (get_initial_def_for_induction): New function.
2281 (vect_get_vec_def_for_operand): Support induction.
2282 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
2284 (vectorizable_reduction): Support reduction with induction as one of
2286 (vectorizable_type_demotion): Use def-type of stmt argument rather
2287 than dummy def-type.
2289 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
2290 flag_tree_scev_cprop.
2291 * common.opt (tree-scev-cprop): New flag.
2293 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
2294 call to vect_get_new_vect_var.
2296 2007-02-06 Ira Rosen <irar@il.ibm.com>
2298 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
2299 vectype is not NULL.
2300 (vect_pattern_recog_1): Likewise.
2302 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2304 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
2305 (fold_negate_expr): Likewise.
2307 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
2310 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
2311 even if cv-qualification is the same.
2313 2007-02-05 Geoffrey Keating <geoffk@apple.com>
2315 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
2316 __enable_execute_stack on completion.
2318 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2320 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
2321 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
2322 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
2323 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
2324 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
2325 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
2326 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
2327 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
2329 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2331 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
2332 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
2333 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
2334 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
2335 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
2336 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
2337 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
2338 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
2339 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
2340 umuldi3_highpart_rex64, umulsi3_highpart_insn,
2341 umulsi3_highpart_zext, smuldi3_highpart_rex64,
2342 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
2343 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
2344 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
2345 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
2346 sqrtextenddfxf2_i387): Added amdfam10_decode.
2348 * config/i386/athlon.md (athlon_idirect_amdfam10,
2349 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
2350 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
2351 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
2352 athlon_ivector_store_amdfam10): New define_insn_reservation.
2353 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
2356 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2358 * config/i386/athlon.md (athlon_call_amdfam10,
2359 athlon_pop_amdfam10, athlon_lea_amdfam10): New
2360 define_insn_reservation.
2361 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
2362 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
2363 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
2365 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2367 * config/i386/athlon.md (athlon_sseld_amdfam10,
2368 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
2369 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
2371 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2373 * config/i386/athlon.md (athlon_sseins_amdfam10): New
2374 define_insn_reservation.
2375 * config/i386/i386.md (sseins): Added sseins to define_attr type
2376 and define_attr unit.
2377 * config/i386/sse.md: Set type attribute to sseins for insertq
2380 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2382 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
2383 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
2384 ssecomi_load_amdfam10, ssecomi_amdfam10,
2385 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
2386 define_insn_reservation.
2387 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
2389 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2391 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
2392 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
2393 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
2394 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
2395 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
2396 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
2397 define_insn_reservation.
2399 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
2400 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
2401 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
2402 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
2403 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
2405 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2407 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
2408 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
2409 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
2410 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
2411 athlon_ssemul_load_k8): Added amdfam10.
2413 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2415 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
2416 (x86_sse_unaligned_move_optimal): New variable.
2418 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
2420 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
2421 for unaligned vector SSE double/single precision loads for AMDFAM10.
2423 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2425 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
2426 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
2427 Define TARGET_CPU_DEFAULT_amdfam10.
2428 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
2429 (processor_type): Add PROCESSOR_AMDFAM10.
2431 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
2432 processor_type in config/i386/i386.h.
2433 Enable imul peepholes for TARGET_AMDFAM10.
2435 * config.gcc: Add support for --with-cpu option for amdfam10.
2437 * config/i386/i386.c (amdfam10_cost): New variable.
2438 (m_AMDFAM10): New macro.
2439 (m_ATHLON_K8_AMDFAM10): New macro.
2440 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
2441 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
2442 x86_promote_QImode, x86_integer_DFmode_moves,
2443 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2444 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
2445 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
2446 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
2447 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
2448 Enable/disable for amdfam10.
2449 (override_options): Add amdfam10_cost to processor_target_table.
2450 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
2451 processor_alias_table.
2452 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
2453 (ix86_adjust_cost): Add code for amdfam10.
2455 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2457 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
2458 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
2459 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
2460 * config/i386/i386.h: Add builtin definition for SSE4A.
2461 * config/i386/i386.md: Add support for ABM instructions
2463 * config/i386/sse.md: Add support for SSE4A instructions
2464 (movntss, movntsd, extrq, insertq).
2465 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
2466 Add -march=amdfam10 flag.
2467 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
2468 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
2470 * doc/extend.texi: Add documentation for SSE4A builtins.
2472 2007-02-05 Bob Wilson <bob.wilson@acm.org>
2474 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
2476 2007-02-05 Richard Guenther <rguenther@suse.de>
2478 * tree-vectorizer.h (vectorizable_function): Add argument type
2479 argument, change return type.
2480 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
2481 * tree-vect-transform.c (vectorizable_function): Handle extra
2482 argument, return vectorized function decl.
2483 (build_vectorized_function_call): Remove.
2484 (vectorizable_call): Handle calls with result and argument types
2485 differing. Handle loop vectorization factor correctly.
2486 * targhooks.c (default_builtin_vectorized_function): Adjust for
2488 * targhooks.h (default_builtin_vectorized_function): Likewise.
2489 * target.h (builtin_vectorized_function): Add argument type
2491 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
2492 extra argument, allow vectorizing of lrintf.
2493 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
2494 documentation of target hook.
2496 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
2499 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
2500 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
2501 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
2503 2007-02-05 Roger Sayle <roger@eyesopen.com>
2505 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
2506 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
2507 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
2508 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
2509 before canonicalizing sincos to cexpi.
2510 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
2512 2007-02-05 Roger Sayle <roger@eyesopen.com>
2514 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
2515 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
2516 (alpha_init_builtins): Use alpha_add_builtins to process tables.
2518 2007-02-05 Roger Sayle <roger@eyesopen.com>
2520 * mips-tfile.c (initialize_init_file): Correct endianness test.
2522 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
2524 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
2527 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2529 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
2530 saves in a PARALLEL before the register assignments.
2532 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2534 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
2535 DWARF_FRAME_RETURN_COLUMN to be a general register.
2536 * dwarf2out.c (init_return_column_size): New function, split from...
2537 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
2538 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
2539 to be nongeneral registers.
2540 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
2542 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
2543 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
2545 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2547 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
2549 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2551 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
2552 (remove_path): Use can_remove_branch_p and remove_branch instead
2553 of loop_delete_branch_edge.
2554 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
2555 (tree_transform_and_unroll_loop): Remove dead branches immediately.
2556 Update profile using scale_dominated_blocks_in_loop.
2557 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
2558 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
2559 (can_remove_branch_p, remove_branch): Declare.
2560 * tree-cfg.c (tree_can_remove_branch_p): New function.
2561 (tree_cfg_hooks): Add tree_can_remove_branch_p.
2562 * cfgrtl.c (rtl_can_remove_branch_p): New function.
2563 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
2565 2007-02-05 Jan Hubicka <jh@suse.cz>
2568 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
2569 nodes in cgraph, don't remove offline copy of the function.
2571 2007-02-04 Jan Hubicka <jh@suse.cz>
2573 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
2574 vectors might cause maybe_lookup_element_for_expr to be called
2575 on non-sra-candidate.
2577 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2579 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
2580 config/bfin/bfin.md, config/bfin/predicates.md: Follow
2581 spelling conventions.
2583 2007-02-04 Richard Guenther <rguenther@suse.de>
2586 * fold-const.c (try_move_mult_to_index): Make sure to not
2587 overflow one dimension of a multi-dimensional array access.
2589 2007-02-04 Jan Hubicka <jh@suse.cz>
2591 * passes.c (init_optimization_passes): Reindent.
2593 2007-02-04 Jan Hubicka <jh@suse.cz>
2594 Eric Botcazou <ebotcazou@adacore.com>
2596 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
2597 (execute_fixup_cfg): Break out the abnormal goto code.
2598 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
2599 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
2600 (optimize_inline_calls): Call make_nonlocal_label_edges.
2602 2007-02-04 Jan Hubicka <jh@suse.cz>
2604 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
2605 true when something was changed.
2606 (rename_ssa_copies): When something was changed, do
2607 TODO_remove_unused_locals.
2608 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
2609 add TODO_remove_unused_locals when instruction was removed.
2611 2007-02-04 Jan Hubicka <jh@suse.cz>
2613 * ipa-inline.c (try_inline): Improve debug output; work on already
2615 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
2616 call try_inline for already inlined edges too when flattening;
2617 inline also functions that make callee growth but overall unit size
2620 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2622 * config/m32c/bitops.md, config/m32c/jump.md,
2623 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
2624 config/m32r/m32r.h, config/m32r/m32r.md,
2625 config/m32r/predicates.md, config/m68hc11/larith.asm,
2626 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
2627 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
2628 config/mips/mips-protos.h, config/mips/mips.c,
2629 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
2630 config/mn10300/mn10300.h, config/mn10300/predicates.md,
2631 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
2632 spelling conventions.
2634 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
2635 Follow spelling conventions.
2637 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
2639 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
2640 warn about C++0x compatibility.
2642 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2644 * config/h8300/h8300.c, config/h8300/h8300.h,
2645 config/h8300/h8300.md: Follow spelling conventions.
2647 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
2650 * combine.c (try_combine): Do not substitute source operand
2651 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
2653 2007-02-03 Jan Hubicka <jh@suse.cz>
2655 PR gcov-profile/30650
2656 * value-prof.c (stringop_block_profile): Fix handling of size counter;
2657 do not divide by zero for never executed counters.
2658 (tree_find_values_to_profile): Fix counters.
2659 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
2661 2007-02-03 Ian Lance Taylor <iant@google.com>
2663 * lower-subreg.c (simple_move_operand): New static function,
2664 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
2666 (simple_move): Call simple_move_operand.
2667 (find_decomposable_subregs): Add special handling of MEMs.
2668 (can_decompose_p): Rename from cannot_decompose_p. Reverse
2669 meaning of return value. If we see a hard register, test whether
2670 it can store a word_mode value. Change all callers.
2672 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2674 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
2675 ftrapv insns and expanders.
2676 (subdi3): Change define_expand operand 1 to arith11_operand, and
2677 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
2678 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
2679 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
2683 * varasm.c (notice_global_symbol): Treat global objects as weak when
2686 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2688 * emit-rtl.c (dconstpi): Delete.
2690 (init_emit_once): Delete dconstpi and init dconstsqrt2.
2691 * real.h (dconstpi): Delete.
2693 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
2694 (fold_builtin_hypot): Likewise.
2696 2007-02-03 Tom Tromey <tromey@redhat.com>
2699 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
2700 -gcoff3, -gxcoff3, -gvms3 implies -dD.
2702 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
2704 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
2705 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
2706 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
2707 config/rs6000/cell.md, config/rs6000/darwin.h,
2708 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
2709 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
2710 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
2711 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
2712 typos. Follow spelling conventions.
2713 * doc/invoke.texi: Follow spelling conventions.
2715 2007-02-03 Roger Sayle <roger@eyesopen.com>
2717 * simplify-rtx.c (simplify_relational_operation_1): Implement some
2718 canonicalization transformations that attempt to simplify integer
2719 constant comparisons to become comparisons against zero.
2721 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2723 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
2725 * fold-const.c (fold_binary): Fix comment typos. Fold complex
2726 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
2728 2007-02-02 Mike Stump <mrs@apple.com>
2730 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
2731 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
2732 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
2733 generate a branch island.
2735 2007-02-02 Bob Wilson <bob.wilson@acm.org>
2737 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
2738 (xtensa_legitimate_address_p): New.
2739 (xtensa_legitimize_address): New.
2740 (xtensa_output_addr_const_extra): New.
2741 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
2743 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
2744 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
2745 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
2746 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
2747 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
2748 (xtensa_legitimize_address): New.
2749 (xtensa_output_addr_const_extra): New.
2751 2007-02-02 Steve Ellcey <sje@cup.hp.com>
2753 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
2755 2007-02-02 Ian Lance Taylor <iant@google.com>
2757 * expmed.c (expand_divmod): Add comment.
2759 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
2761 * emit-rtl.c (renumber_insns): Remove.
2762 * flags.h: Remove the extern for flag_renumber_insns.
2763 * rtl.h: Remove the prototype for renumber_insns.
2764 * toplev.c (flag_renumber_insns): Remove.
2766 2007-02-02 Hui-May Chang <hm.chang@apple.com>
2768 Revert for x86 darwin:
2769 2005-06-19 Uros Bizjak <uros@kss-loka.si>
2771 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
2772 code before the following patch under TARGET_MACHO.
2773 (ix86_function_value_regno_p): Likewise.
2775 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2777 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
2780 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2783 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
2784 general or fp registers. Add comments.
2785 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
2787 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
2789 * pointer-set.c (insert_aux): Only return insertion slot.
2790 (pointer_set_insert): Adjust.
2791 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
2792 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
2793 pointer_map_traverse): New.
2794 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
2795 pointer_map_create, pointer_map_destroy, pointer_map_insert,
2796 pointer_map_contains, pointer_map_traverse): Declare.
2798 2007-02-02 Jakub Jelinek <jakub@redhat.com>
2801 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
2802 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
2804 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2806 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
2808 (struct _dep): New type.
2809 (dep_t): New typedef.
2810 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
2811 (DEP_STATUS): New access macro. The macro with the same name was
2812 renamed to DEP_LINK_STATUS.
2813 (dep_init): Declare function
2815 (struct _dep_link): New type.
2816 (dep_link_t): New typedef.
2817 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
2818 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
2819 (DEP_LINK_STATUS): New macro.
2820 (debug_dep_links): New debug function.
2822 (struct _deps_list): New type.
2823 (deps_list_t): New typedef.
2824 (DEPS_LIST_FIRST): New access macro.
2825 (FOR_EACH_DEP_LINK): New cycle macro.
2826 (create_deps_list, free_deps_list, delete_deps_list): Declare
2828 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
2829 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
2830 (copy_deps_list_change_con): Ditto.
2832 (move_dep_link): Declare function.
2834 (struct _dep_node): New type.
2835 (dep_node_t): New typedef.
2836 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
2838 (struct haifa_insn_data.back_deps): New field to hold backward
2839 dependencies of the insn.
2840 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
2842 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
2843 Change its type to deps_list_t.
2844 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
2845 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
2846 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
2848 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
2850 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
2852 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
2854 (dep_cost): Declare.
2856 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
2857 (ds_to_dk, dk_to_ds): New functions.
2859 (init_dep_1): New static function.
2860 (init_dep): New function.
2861 (copy_dep): New static function.
2863 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
2865 (detach_dep_link): New static function.
2866 (move_dep_link): New function.
2868 (dep_links_consistent_p, dump_dep_links): New static functions.
2869 (debug_dep_links): New debugging function.
2871 (deps_obstack, dl_obstack, dn_obstack): New static variables.
2873 (alloc_deps_list, init_deps_list): New static functions.
2874 (create_deps_list): New function.
2875 (clear_deps_list): New static function.
2876 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
2877 (deps_list_consistent_p, dump_deps_list): New static functions.
2878 (debug_deps_list): New function.
2879 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
2881 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
2883 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
2884 use new scheduler dependencies lists.
2885 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
2886 (sched_analyze): Ditto. Initialize dependencies lists.
2887 (add_forw_dep, compute_forward_dependences): Update to use new
2888 scheduler dependencies lists.
2890 (init_dependency_caches): Init deps_obstack.
2891 (free_dependency_caches): Free deps_obstack.
2893 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
2894 new scheduler dependencies lists.
2895 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
2896 (add_back_forw_dep, delete_back_forw_dep): Ditto.
2898 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
2899 Update to use new scheduler dependencies lists.
2900 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
2901 (debug_dependencies): Ditto.
2902 (schedule_region): Update comments.
2904 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
2905 scheduler dependencies lists.
2906 (schedule_ebb): Update comments.
2908 * rtl.def (DEPS_LIST): Remove.
2910 * lists.c (unused_deps_list): Remove.
2911 (free_list): Update assertions.
2913 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
2914 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2916 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
2917 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2919 * haifa-sched.c (comments): Update.
2920 (insn_cost1): Remove. Inline the code into insn_cost ().
2921 (insn_cost): Update to use new scheduler dependencies lists. Move
2922 processing of the dependency cost to dep_cost ().
2923 (dep_cost): New function. Use it instead of insn_cost () when
2924 evaluating cost of the dependency. Use compatible interface to
2925 interact with the target.
2926 (priority): Update to use new scheduler dependencies lists.
2927 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
2928 with greater number of insns that depend on the insn.
2929 (schedule_insn): Update to use new scheduler dependencies lists. Add
2930 code to free backward dependencies lists. Inline and optimize code
2931 from resolve_dep () - see PR28071.
2932 (ok_for_early_queue_removal): Update to use new scheduler dependencies
2933 lists. Update call to targetm.sched.is_costly_dependence hook.
2935 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
2936 scheduler dependencies lists.
2938 (resolve_dep): Remove. Move the logic to schedule_insn ().
2939 (init_h_i_d): Initialize dependencies lists.
2941 (process_insn_depend_be_in_spec): Rename to
2942 process_insn_forw_deps_be_in_spec. Update to use new scheduler
2944 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
2945 Update to use new scheduler dependencies lists.
2946 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
2948 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
2949 new scheduler dependencies lists.
2950 (build_intra_loop_deps): Ditto.
2952 * target.h (struct _dep): Declare to use in
2953 gcc_target.sched.is_costly_dependence.
2954 (struct gcc_target.sched.adjust_cost): Fix typo.
2955 (struct gcc_target.sched.is_costly_dependence): Change signature to use
2956 single dep_t parameter instead of an equivalent triad.
2957 (struct gcc_target.sched.adjust_cost_2): Remove.
2959 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
2961 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
2963 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
2965 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
2967 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
2968 (REG_DEP_TRUE): Document.
2970 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
2971 Change signature to correspond to the targetm.sched.adjust_cost hook.
2972 Update use in TARGET_SCHED_ADJUST_COST_2.
2973 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
2974 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
2975 new scheduler dependencies lists.
2976 (ia64_gen_check): Ditto.
2978 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
2981 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
2982 signature to correspond to the targetm.sched.is_costly_dependence hook.
2983 (is_costly_group): Update to use new scheduler dependencies lists.
2985 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
2986 instead of INSN_COST () macro.
2988 2007-02-01 Ian Lance Taylor <iant@google.com>
2990 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
2992 2007-02-01 Guy Martin <gmsoft@gentoo.org>
2994 * pa.md (tp_load): Correct mfctl instruction syntax.
2996 2007-02-01 Geoffrey Keating <geoffk@apple.com>
2998 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
2999 altivec_padding_size calculation on AIX. Improve comment, add
3000 assert to verify that it's right.
3002 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
3005 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
3008 * global.c (global_alloc): Add mising initialization of
3011 2007-02-01 Roger Sayle <roger@eyesopen.com>
3013 * alias.c (init_alias_analysis): Correct whitespace.
3014 * bb-reorder.c (fix_edges_for_rarely_executed_code,
3015 partition_hot_cold_basic_blocks): Likewise.
3016 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
3017 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
3018 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
3019 fold_builtin_snprintf_chk, fold_builtin_printf,
3020 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
3021 do_mpfr_arg3, do_mpfr_sincos): Likewise.
3022 * cfgcleanup.c (cleanup_cfg): Likewise.
3023 * cfgexpand.c (tree_expand_cfg): Likewise.
3024 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
3025 * function.c (get_next_funcdef_no): Likewise.
3026 * gengtype.c (main): Likewise.
3027 * genmodes.c (main): Likewise.
3028 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
3029 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
3030 * ifcvt.c (noce_emit_move_insn): Likewise.
3031 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
3033 * stor-layout.c (get_best_mode): Likewise.
3034 * tree-ssa-loop-niter.c (get_val_for): Likewise.
3035 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
3036 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
3037 perform_var_substitution, solve_graph): Likewise.
3038 * tree-vrp.c (vrp_finalize): Likewise.
3040 2007-02-01 Ian Lance Taylor <iant@google.com>
3042 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
3043 high part of a paradoxical subreg, return a constant zero.
3045 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
3047 * toplev.c (lang_dependent_init): Call init_set_costs.
3048 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
3050 2007-02-01 Richard Guenther <rguenther@suse.de>
3053 * fold-const.c (fold_negate_expr): Allow negating a
3054 constant if overflow does not change.
3056 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3058 * doc/c-tree.texi (Expression trees): Improve markup.
3059 * doc/tm.texi (Register Classes, Addressing Modes)
3060 (Floating Point): Fix spacing after abbreviations. Fix some
3063 2007-02-01 Ben Elliston <bje@au.ibm.com>
3065 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
3066 * doc/contrib.texi: Likewise.
3067 * doc/install.texi: Likewise.
3069 2007-01-31 Richard Henderson <rth@redhat.com>
3070 Ian Lance Taylor <iant@google.com>
3072 * lower-subreg.c: New file.
3073 * rtl.def (CONCATN): Define.
3074 * passes.c (init_optimization_passes): Add pass_lower_subreg and
3076 * emit-rtl.c (update_reg_offset): New static function, broken out
3077 of gen_rtx_REG_offset.
3078 (gen_rtx_REG_offset): Call update_reg_offset.
3079 (gen_reg_rtx_offset): New function.
3080 * regclass.c: Revert patch of 2006-03-05, restoring
3082 (clear_reg_info_regno): New function.
3083 * dwarf2out.c (concatn_loc_descriptor): New static function.
3084 (loc_descriptor): Handle CONCATN.
3085 * common.opt (fsplit_wide_types): New option.
3086 * opts.c (decode_options): Set flag_split_wide_types when
3088 * timevar.def (TV_LOWER_SUBREG): Define.
3089 * rtl.h (gen_reg_rtx_offset): Declare.
3090 (reg_scan_update): Declare.
3091 * regs.h (clear_reg_info_regno): Declare.
3092 * tree-pass.h (pass_lower_subreg): Declare.
3093 (pass_lower_subreg2): Declare.
3094 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
3095 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
3097 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
3098 * Makefile.in (OBJS-common): Add lower-subreg.o.
3099 (lower-subreg.o): New target.
3101 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3103 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
3105 2007-01-31 Anatoly Sokolov <aesok@post.ru>
3108 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
3110 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3113 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
3115 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
3117 * cfgloop.h: Include vec-prim.h.
3118 (enum li_flags): Remove LI_ONLY_OLD.
3119 (loop_iterator): Changed.
3120 (fel_next, fel_init): Iterate over loop tree.
3121 (FOR_EACH_LOOP_BREAK): New macro.
3122 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
3124 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
3125 * modulo-sched.c (sms_schedule): Ditto.
3126 * tree-vectorizer.c (vectorize_loops): Ditto.
3127 * doc/loop.texi: Update information on loop numbering and behavior of
3128 FOR_EACH_LOOP wrto new loops.
3129 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
3130 add_to_evolution_1): Test nestedness of loops instead of comparing
3132 * tree-chrec.c (chrec_fold_plus_poly_poly,
3133 chrec_fold_multiply_poly_poly, chrec_evaluate,
3134 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
3135 reset_evolution_in_loop): Ditto.
3136 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
3138 2007-01-31 Dirk Mueller <dmueller@suse.de>
3140 * c-common.c (warn_about_parentheses): Separate warning about
3141 un-parenthized sequence of comparison operators from the one
3142 which is supposed to warn about x <= y <= z.
3144 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
3146 * optabs.h (enum optab_index): Add new OTI_isinf.
3147 (isinf_optab): Define corresponding macro.
3148 * optabs.c (init_optabs): Initialize isinf_optab.
3149 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
3151 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
3152 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
3154 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
3155 expand_builtin_interclass_mathfn.
3156 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
3157 * config/i386/i386.md (UNSPEC_FXAM): New constant.
3158 (fxam<mode>2_i387): New insn pattern.
3159 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
3160 built-in functions as x87 inline asm.
3162 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3164 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
3166 2007-01-30 Eric Christopher <echristo@apple.com>
3168 * config.gcc: Add geode.
3170 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3172 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
3173 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
3174 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
3175 value-prof.c: Fix comment typos.
3177 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3180 * doc/invoke.texi (Wpointer-arith): Document warning.
3182 2007-01-30 Janis Johnson <janis187@us.ibm.com>
3184 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
3185 the list of discrepancies from the draft TR.
3187 2007-01-30 Dirk Mueller <dmueller@suse.de>
3190 * doc/invoke.texi (-Wreturn-type): Update description to
3193 2007-01-30 Richard Sandiford <richard@codesourcery.com>
3195 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
3197 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
3199 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
3200 to handle optabs that operate on floating point input argument and
3201 output to integer output.
3202 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
3203 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
3204 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
3205 expand_builtin_interclass_mathfn ().
3206 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
3208 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
3209 ilogbl built-in functions as x87 intrinsics.
3211 2007-01-30 Richard Guenther <rguenther@suse.de>
3214 * dwarf2out.c (reference_to_unused): Query varpool if the
3215 variable was output.
3217 2007-01-30 Richard Guenther <rguenther@suse.de>
3220 * passes.c (execute_one_pass): Reset in_gimple_form to not
3221 confuse non-unit-at-a-time mode.
3223 2007-01-29 Roger Sayle <roger@eyesopen.com>
3224 Richard Guenther <rguenther@suse.de>
3226 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
3227 avoid undefined behaviour on overflow. Use force_fit_type_double
3228 to construct the constant with the specified TREE_OVERFLOW.
3230 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3232 * config/dfp-bit.c: Add parameterized support for fp exceptions.
3233 * config/dfp-bit.h: Ditto.
3235 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3237 * c-decl.c (pop_scope): Replace warnings with call to
3238 warn_for_unused_label.
3239 * c-common.h (warn_for_unused_label): Declare.
3240 * c-common.c (warn_for_unused_label): Define.
3242 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3244 * tree-optimize.c (update_inlined_to_pointers): Delete unused
3247 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3249 * Makefile.in (USER_H): Remove decfloat.h.
3250 * ginclude/decfloat.h: Delete, moving contents to ...
3251 * ginclude/float.h: Add support for decimal floating point,
3252 guarded by __STDC_WANT_DEC_FP__.
3254 2007-01-29 Mike Stump <mrs@apple.com>
3256 * doc/gccint.texi (Top): Rename Loop Representation to Loop
3257 Analysis and Representation to resolve case insensitive conflict.
3258 * doc/loop.texi (Loop Analysis and Representation): Likewise.
3260 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
3262 * tree.h (struct tree_memory_tag): Add aliases member.
3263 (MTAG_ALIASES): New macro.
3264 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
3265 (add_may_alias): Remove pointer-set. Update for may_aliases being
3267 (mark_aliases_call_clobbered): Update for may_aliases being a
3269 (compute_tag_properties): Ditto.
3270 (create_partition_for): Ditto.
3271 (compute_memory_partitions): Ditto.
3272 (dump_may_aliases_for): Ditto.
3273 (is_aliased_with): Ditto.
3274 (add_may_alias_for_new_tag): Ditto.
3275 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
3276 (compute_is_aliased): New function.
3277 (compute_may_aliases): Call compute_is_aliased).
3278 (init_alias_info): Initialize alias_bitmap_obstack.
3279 (union_alias_set_into): New function.
3280 (compute_flow_sensitive_aliasing): Use union_aliases_into.
3281 (have_common_aliases_p): Rewrite to take two bitmaps and use
3283 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
3285 (finalize_ref_all_pointers): Update for add_may_alias changes.
3286 (new_type_alias): Ditto.
3287 * tree-flow-inline.h (may_aliases): Return a bitmap.
3288 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
3289 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
3290 may_aliases being a bitmap.
3291 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
3292 may_aliases now returns a bitmap.
3293 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
3295 * tree-ssa-operands.c (add_virtual_operand): Update for
3296 may_aliases being a bitmap.
3298 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
3300 PR tree-optimization/30630
3301 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
3302 variable as changed.
3304 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
3307 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
3308 expanded only once even if an error occurs.
3310 2007-01-29 Ben Elliston <bje@au.ibm.com>
3312 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
3313 (__gcov_average_profiler): Likewise.
3314 (__gcov_ior_profiler): Likewise.
3315 (__gcov_merge_ior): Likewise.
3317 2007-01-28 Jan Hubicka <jh@suse.cz>
3319 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
3320 * value-prof.c (stringop_block_profile): Likewise.
3322 2007-01-28 Jan Hubicka <jh@suse.cz>
3324 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
3325 variant handling histograms; add wrapper.
3326 (clear_storage_via_libcall): Export.
3327 (emit_block_move_hints): Break out from ...; add histograms.
3328 (emit_block_move): ... this one.
3329 (clear_storage_hints): Break out from ...; add histograms.
3330 (clear_storage): ... this one.
3331 (set_storage_via_memset): Handle histogram.
3332 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
3333 (clear_storage_hints, clear_storage_via_libcall): Declare.
3334 (set_storage_via_setmem): Update prototype.
3335 * doc/md.texi (movmem, setmem): Document new arguments.
3337 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
3339 (stringop_block_profile): New global function.
3340 (tree_stringops_values_to_profile): Profile block size and alignment.
3341 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
3343 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
3344 (stringop_block_profile): Declare.
3345 * builtins.c: Include value-prof.h.
3346 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
3347 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
3348 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
3349 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
3350 * profile.c (instrument_values): Add new counters.
3351 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
3353 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
3354 (tree_init_edge_profiler): Build new profilers.
3355 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
3356 (pass_tree_profile): Add dump.
3357 (tree_profile_hooks): Update.
3358 * Makefile.in (LIBGCOV): Add new constants.
3359 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
3360 __gcov_ior_profiler): New.
3361 * i386.md (movmem/setmem expanders): Add new optional arguments.
3363 2007-01-28 David Edelsohn <edelsohn@gnu.org>
3365 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
3367 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3369 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
3370 (tree_unswitch_single_loop): Pass eni_size_weights to
3371 tree_num_loop_insns.
3372 * tree-ssa-loop-manip.c: Include tree-inline.h.
3373 (can_unroll_loop_p): Pass eni_size_weights to
3374 tree_num_loop_insns.
3375 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
3376 Pass eni_size_weights to estimate_num_insns.
3377 * tree.h (init_inline_once): Export.
3378 * toplev.c (backend_init): Call init_inline_once.
3379 * cgraphunit.c (cgraph_process_new_functions,
3380 cgraph_analyze_function): Pass eni_inlining_weights to
3382 * ipa-inline.c (compute_inline_parameters): Ditto.
3383 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
3384 to estimate_num_insns.
3385 (try_unroll_loop_completely): Pass eni_size_weights to
3386 tree_num_loop_insns.
3387 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
3388 ot estimate_num_insns.
3389 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
3390 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
3391 * tree-inline.c (eni_inlining_weights, eni_size_weights,
3392 eni_time_weights): New variables.
3393 (init_inline_once): Initialize them.
3394 (struct eni_data): Mew.
3395 (estimate_num_insns_1, estimate_num_insns): Use weights.
3396 * tree-inline.h (struct eni_weights_d): New.
3397 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
3398 (estimate_num_insns): Declaration changed.
3399 * cfgloop.h (tree_num_loop_insns): Declaration changed.
3400 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
3401 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
3403 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3405 * tree-data-ref.c (conflict_fn): Assert that the number of affine
3406 relations in the conflict function is valid.
3408 2007-01-27 Ian Lance Taylor <iant@google.com>
3410 * common.opt: Add fstrict-overflow.
3411 * opts.c (decode_options): Set flag_strict_overflow if -O2.
3412 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
3413 (TYPE_OVERFLOW_UNDEFINED): Define.
3414 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
3416 * tree.h (TYPE_TRAP_SIGNED): Don't define.
3417 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
3418 (fold_negate_expr): Likewise.
3419 (make_range): Likewise.
3420 (extract_muldiv_1): Likewise.
3421 (maybe_canonicalize_comparison): Likewise.
3422 (fold_comparison): Likewise.
3423 (fold_binary): Likewise.
3424 (tree_expr_nonnegative_p): Likewise.
3425 (tree_expr_nonzero_p): Likewise.
3426 * tree-vrp.c (compare_values): Likewise.
3427 (extract_range_from_binary_expr): Likewise.
3428 (extract_range_from_unary_expr): Likewise.
3429 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
3431 (nowrap_type_p): Likewise.
3432 * tree-scalar-evolution.c (simple_iv): Likewise.
3433 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
3434 (build_range_check): Likewise.
3435 (extract_muldiv_1): Likewise.
3436 (fold_comparison): Likewise.
3437 * tree-vrp.c (vrp_int_const_binop): Likewise.
3438 (extract_range_from_unary_expr): Likewise.
3439 * convert.c (convert_to_integer): Likewise.
3440 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
3441 (fold_comparison): Likewise.
3442 (fold_binary): Likewise.
3443 * optabs.c (optab_for_tree_code): Likewise.
3444 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
3445 * simplify-rtx.c (simplify_const_relational_operation): Check
3446 flag_strict_overflow and flag_trapv.
3447 (simplify_const_relational_operation): Likewise.
3448 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
3449 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
3452 2007-01-27 Roger Sayle <roger@eyesopen.com>
3454 * tree.c (tree_fold_gcd): Delete.
3455 * tree.h (tree_fold_gcd): Remove prototype.
3456 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
3457 test whether one constant integer is a multiple of another. Instead
3458 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
3459 * fold-const.c (multiple_of_p): We've determined both TOP and
3460 BOTTOM are integer constants so we can call int_const_binop directly
3461 instead of the more generic const_binop.
3463 2007-01-27 Roger Sayle <roger@eyesopen.com>
3465 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
3466 1*X check that the constant hasn't overflowed, to preserve the
3468 (round_up): Provide an efficient implementation when rouding-up an
3469 INTEGER_CST to a power-of-two.
3471 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3473 * doc/sourcebuild.texi: Add comma for clarity.
3474 * doc/extend.texi: Fix some typos.
3475 * doc/passes.texi: Likewise.
3476 * doc/cppinternals.texi: Likewise.
3477 * doc/c-tree.texi: Likewise.
3478 * doc/tree-ssa.texi: Likewise.
3479 * doc/install.texi: Likewise.
3481 2007-01-27 Jan Hubicka <jh@suse.cz>
3483 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
3484 (pass_sra): Do not require alias information.
3485 * passes.c (init_optimization_passes): Add SRA
3487 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
3489 * tracer.c (rest_of_handle_tracer): We already cleaned
3490 up the CFG in tracer() so don't do it here again.
3491 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
3492 cleanup_cfg here, either. And don't call renumber_insns.
3494 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
3495 and BB_HEAD are in the insn stream here. Instead make sure
3496 that BB_INSN is valid on all insns. Also, do check here that
3497 there are no pending branch predictions...
3498 (rtl_verify_flow_info): ...instead of doing it here. Checks
3499 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
3502 2007-01-26 Roger Sayle <roger@eyesopen.com>
3504 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
3505 function to simplify/factorize operand order canonicalization.
3506 (ix86_fixup_binary_operands): Reorganize using the above function.
3507 (ix86_binary_operator_ok): Likewise.
3509 2007-01-27 Jakub Jelinek <jakub@redhat.com>
3511 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
3512 file scope from optimize_attrs.
3513 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
3515 (optimize_attrs): Clear insn_code_values after freeing it.
3517 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3519 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
3520 a parts.base assignment.
3522 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3524 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
3525 (compute_subscript_distance, initialize_data_dependence_relation,
3526 finalize_ddr_dependent, analyze_ziv_subscript,
3527 analyze_siv_subscript_cst_affine,
3528 compute_overlap_steps_for_affine_univar,
3529 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
3530 analyze_siv_subscript, analyze_miv_subscript,
3531 analyze_overlapping_iterations, subscript_dependence_tester_1,
3532 compute_self_dependence, free_dependence_relation): Work
3533 with affine_fn instead of chrecs.
3534 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
3535 common_affine_function, affine_function_base,
3536 affine_function_constant_p, affine_fn_op, affine_fn_plus,
3537 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
3538 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
3539 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
3540 (all_chrecs_equal_p): Removed.
3541 * tree-data-ref.h (affine_fn, conflict_function): New types.
3542 (struct subscript): Change type of conflicting_iterations_in_a
3543 and conflicting_iterations_in_b.
3545 2007-01-26 Steve Ellcey <sje@cup.hp.com>
3548 * config/pa/pa.h (TARGET_HPUX_11): New.
3549 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
3550 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
3552 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
3553 Richard Guenther <rguenther@suse.de>
3555 * tree-ssa-structalias.c (solve_graph): Handle case
3556 we merged the variable to another.
3558 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3560 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
3563 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
3564 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
3566 2007-01-25 DJ Delorie <dj@redhat.com>
3568 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
3569 allow changes to modes which don't fit in those registers.
3571 * reload1.c (choose_reload_regs): Check for invalid subregs before
3572 computing their locations, not after.
3574 2007-01-25 Geoffrey Keating <geoffk@apple.com>
3577 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
3578 save Altivec registers in an eh_return function.
3579 (compute_vrsave_mask): Likewise.
3580 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
3581 for saving Altivec registers.
3582 (rs6000_emit_prologue): Don't allocate stack twice in
3583 eh_return function. Correct expected value of altivec_save_offset
3584 when using save_world. Describe save of R0 to stack when using
3585 save_world. Describe stack pointer adjustment when using
3586 save_world. Remove duplicated eh_return parameter register saving.
3587 Update sp_offset variable after save_world.
3588 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
3590 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
3591 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
3594 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3596 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
3598 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3601 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
3602 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
3604 2007-01-25 Richard Guenther <rguenther@suse.de>
3606 * doc/invoke.texi (-Wcoverage-mismatch): Document.
3607 * common.opt (-Wcoverage-mismatch): New warning option.
3608 * coverage.c (get_coverage_counts): Ignore coverage mismatch
3609 if -Wcoverage-mismatch is given.
3611 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
3613 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
3614 (ipcp_driver): Change to static definition.
3615 Add dumping of the ifunctions.
3616 (constant_val_insert): Remove unused parameter. Support for SSA.
3617 (ipcp_propagate_const): Support for SSA.
3618 (ipcp_profile_bb_print): Print only analyzed nodes.
3619 (ipcp_replace_map_create): Remove support for Fortran constant
3621 * ipa-prop.c (ipa_method_modify_stmt,
3622 ipa_callsite_compute_param): Support for SSA.
3623 * ipa-prop.h (ipcp_driver): Remove declaration.
3624 (IS_VALID_TREE_MAP_INDEX): Add define.
3626 2007-01-24 Geoffrey Keating <geoffk@apple.com>
3628 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
3630 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3633 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
3634 constant argument to cabs and do it without checking for
3635 -funsafe-math-optimizations.
3637 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
3639 * c-common.h (RID_FIRST_CXX0X): New.
3640 (RID_LAST_CXX0X): New.
3641 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
3643 * c.opt (Wc++0x-compat): New.
3644 * doc/invoke.texi (-Wc++0x-compat): Document.
3646 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3648 * builtins.c (fold_builtin_carg): New.
3649 (fold_builtin_1): Use it.
3651 2007-01-24 Jan Hubicka <jh@suse.cz>
3653 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
3655 * ipa-inline.c (initial_insns, max_insns): Delete.
3656 (compute_max_insns): New function.
3657 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
3658 of insns as base for code growth.
3659 (cgraph_decide_inlining): Make initial_insns local; do not compute
3661 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
3662 * doc/invoke.texi (inline-unit-growth): Update docs.
3664 2007-01-24 Jakub Jelinek <jakub@redhat.com>
3666 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
3667 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
3668 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
3669 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
3670 for CPUs that have PTA_CX16 set.
3673 * gimplify.c (omp_check_private): New function.
3674 (gimplify_scan_omp_clauses): Use it for
3675 firstprivate/lastprivate/reduction.
3678 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
3679 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
3682 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
3683 If lower_lastprivate_clauses emits some statements, append them
3684 to dlist rather than body_p and to body_p append an initializer.
3685 (lower_omp_for): Adjust caller.
3687 2007-01-24 Steve Ellcey <sje@cup.hp.com>
3689 * target.h (globalize_decl_name): New.
3690 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3691 * output.h (default_globalize_decl_name): New.
3692 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
3694 (globalize_decl): Ditto.
3695 (default_globalize_decl_name): New.
3696 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
3697 (ia64_handle_version_id_attribute): New.
3698 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3699 (ia64_asm_output_external): Use globalize_decl_name instead
3701 * doc/extend.texi (version_id): New pragma.
3702 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
3704 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3706 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
3707 _uleb128_t and _Unwind_SWord with _sleb128_t.
3708 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
3709 uw_frame_state_for, uw_update_context_1): Likewise.
3710 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
3711 * unwind-pe.h (read_uleb128, read_sleb128,
3712 read_encoded_value_with_base): Likewise.
3713 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
3715 2007-01-24 Richard Guenther <rguenther@suse.de>
3717 * builtins.c (expand_builtin_cexpi): Get the fndecl
3718 for cexp in the correct way.
3720 2007-01-24 Jan Hubicka <jh@suse.cz>
3722 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
3724 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3726 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
3727 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
3728 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
3729 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
3730 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
3731 __SIZEOF_PTRDIFF_T__.
3732 * doc/cpp.texi: Documentation for the new builtin macros added.
3734 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
3736 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
3737 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
3738 instead of operands[2] to avoid access past the end of array.
3740 2007-01-24 Richard Sandiford <richard@codesourcery.com>
3742 * reload1.c (emit_reload_insns): Pass the reload register
3743 for a non-spill output reload through forget_old_reloads_1.
3745 2007-01-23 Joseph Myers <joseph@codesourcery.com>
3747 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3748 _SOFT_DOUBLE if doubles use software floating-point.
3749 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
3750 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3751 * config/rs6000/darwin-ldouble.c: Also compile functions for
3752 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
3753 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3754 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
3755 commented-out long double override.
3756 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
3757 * config/rs6000/eabispe.h: Likewise.
3758 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
3759 long double for non-SPE.
3760 (rs6000_handle_option): Likewise.
3761 (invalid_e500_subreg): Disallow more subregs involding DImode,
3762 DFmode, TImode or TFmode.
3763 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
3765 (legitimate_lo_sum_address_p): Also check for TFmode for E500
3767 (rs6000_legitimize_address): Also handle TFmode for E500 double.
3768 (rs6000_legitimize_reload_address): Also handle TFmode for E500
3770 (rs6000_legitimate_address): Also check for TFmode for E500
3772 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
3773 (spe_build_register_parallel): Handle TFmode and TCmode.
3774 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
3776 (function_arg): Handle TFmode and TCmode for E500 double.
3777 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
3779 (print_operand): Handle TFmode and TImode for %y.
3780 (rs6000_generate_compare): Handle TFmode comparisons for E500
3782 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
3783 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
3784 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
3785 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
3786 TFmode for E500 double.
3787 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
3788 (floatsidf2): Enable for E500 double.
3789 (movtf_softfloat): Use rs6000_nonimmediate_operand.
3790 (extenddftf2): Change to extenddftf2_fprs.
3791 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
3792 depending on TARGET_E500_DOUBLE.
3793 (extendsftf2): Enable for E500 double.
3794 (trunctfdf2): Enable for E500 double.
3795 (trunctfsf2): Change to trunctfsf2_fprs.
3796 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
3797 depending on TARGET_E500_DOUBLE.
3798 (floatsitf2): Enable for E500 double.
3799 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
3800 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
3801 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
3802 (negtf2): Change to negtf2_internal.
3803 (negtf2): New expander.
3804 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
3805 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
3806 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
3807 (movdi_internal32): Use rs6000_nonimmediate_operand.
3808 (unnamed splitter): Likewise.
3809 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
3810 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
3811 (SPE64TF, DITI): New mode macros.
3812 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
3815 (frob_<mode>_di_2): New.
3816 (frob_tf_di_8_2): New.
3817 (frob_di_df): Change to frob_di_<mode>; allow more modes.
3819 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
3821 (frob_ti_<mode>_8_2): New.
3822 (frob_ti_tf_2): New.
3823 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
3824 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
3826 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
3827 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
3828 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
3829 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
3830 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
3831 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
3834 2007-01-23 Ian Lance Taylor <iant@google.com>
3836 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
3838 (OBJS-archive): Reformat, alphabetize.
3839 (OBJS): Change out_object_file to OBJS-md.
3841 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
3843 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
3844 JUMP_P and CALL_P predicates where applicable.
3845 * config/i386/i386.c: Ditto.
3846 * config/i386/i386.md: Ditto.
3847 * config/i386/mmx.md: Ditto.
3848 * config/i386/predicates.md: Ditto.
3850 2007-01-22 Andreas Schwab <schwab@suse.de>
3852 * config/m68k/m68k.h: Fix comment.
3854 2007-01-22 Jan Hubicka <jh@suse.cz>
3856 * passes.c (init_optimization_passes): Do not rerun
3857 pass_early_warn_uninitialized.
3859 2007-01-22 Richard Guenther <rguenther@suse.de>
3861 PR tree-optimization/30038
3862 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
3864 (execute_cse_sincos_1): Likewise.
3865 (execute_cse_sincos): Likewise.
3866 (gate_cse_sincos): Likewise.
3867 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
3868 the cexpi() canonicalization of sincos().
3869 * tree-pass.h (pass_cse_sincos): Declare.
3870 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
3872 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3874 PR rtl-optimization/29329
3875 * combine.c (replaced_rhs_insn): Rename to i2mod.
3876 (replaced_rhs_value): Rename to i2mod_new_rhs.
3877 (i2mod_old_rhs): New global variable.
3878 (combine_instructions): Adjust for above change. Save a copy of
3879 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
3880 note are substituted in the second instruction.
3881 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
3882 ditch the note if it pertains to the second eliminated register
3883 and this register is mentioned in i2mod_old_rhs.
3886 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3888 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
3889 the insn to which the note was originally attached.
3891 2007-01-21 Jan Hubicka <jh@suse.cz>
3893 * ipa-inline.c (inlining_mode): Comment, move up.
3894 (cgraph_decide_inlining_incrementally): Do not perform inlining
3895 itself; fix handling of flattening of self recursive functions.
3896 (cgraph_find_cycles): Remove.
3897 (cgraph_flatten_node): Remove.
3898 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
3899 (try_inline): New function.
3900 (cgraph_early_inlining): Update call of
3901 cgraph_decide_inlining_incrementally. Apply inlining here.
3902 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
3904 2007-01-21 Dirk Mueller <dmueller@suse.de>
3907 * tree-vrp.c (check_array_bounds): do not warn
3908 about ADDR_EXPR's of ARRAY_REF's which are immediately
3909 used in binary expressions.
3911 2007-01-21 Ira Rosen <irar@il.ibm.com>
3913 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
3914 read_write_dep and macros for its access.
3915 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
3916 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
3917 argument, call vect_check_interleaving for every independent pair of
3918 data-refs. Mark loads that access the same memory location as a store
3920 (vect_check_dependences): Remove.
3921 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
3922 call, fix the call to vect_analyze_data_ref_dependence.
3923 (vect_analyze_data_ref_access): For statements that access the same
3924 data-ref, check that they are not stores; for loads, check that there
3925 is no store that access the same location.
3927 2007-01-20 Roger Sayle <roger@eyesopen.com>
3928 Joseph Myers <joseph@codesourcery.com>
3930 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
3931 (-fdump-rtl-stack): Likewise.
3932 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
3933 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
3934 (-mpt-fixed): Use @minus{} for minus sign.
3935 (Using Precompiled Headers): Fix under/overfull hbox.
3937 2007-01-20 Jan Hubicka <jh@suse.cz>
3939 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
3940 place within annotation.
3942 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3944 * pa.c (output_move_double): Change array size of xoperands to 4.
3946 2007-01-20 Jan Hubicka <jh@suse.cz>
3948 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
3951 2007-01-19 Ian Lance Taylor <iant@google.com>
3953 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
3954 constant to unsigned HOST_WIDE_INT before negating.
3956 2007-01-19 Ian Lance Taylor <iant@google.com>
3958 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
3960 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
3961 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
3962 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
3963 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
3964 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
3965 (realloc_vdef, realloc_vuse): Change second parameter to
3967 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
3969 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
3970 unsigned. Change x and lim locals to unsigned.
3971 (realloc_vdef, realloc_vuse): Change num_elem parameter to
3973 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
3974 (copy_virtual_operands): Change i and n locals to unsigned.
3976 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3979 * builtins.c (fold_builtin_1): Handle builtin fdim.
3981 2007-01-20 Jan Hubicka <jh@suse.cz>
3983 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
3984 * tree-ssa-structalias.c (compute_points_to_sets): Do call
3985 init_alias_heapvars.
3986 (init_alias_heapvars): Initialize only when not already initialized.
3987 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
3989 2007-01-19 Roger Sayle <roger@eyesopen.com>
3991 * common.opt (fsigned-zeros): New command line option.
3992 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
3993 of flag_unsafe_math_optimizations.
3994 * opts.c (set_fast_math_flags): The -ffast-math command line option
3995 implies -fno-signed-zeros.
3996 (fast_math_flags_set_p): Likewise.
3998 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
3999 the documentation of -ffast-math appropriately. Wrap long lines.
4001 2007-01-19 Steve Ellcey <sje@cup.hp.com>
4003 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
4004 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
4006 2007-01-19 Tomas Bily <tbily@suse.cz>
4008 * cgraphunit.c (cgraph_finalize_function): Updating of pid
4010 (tree_init_ic_make_global_vars): New function
4011 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
4012 (tree_gen_ic_profiler): New function
4013 (tree_gen_ic_func_profiler): New function
4014 (tree_profiling): Added calling of tree_gen_ic_func_profiler
4015 (tree_profile_hooks): Added hook for indirec/virtual calls
4016 * value-prof.c (tree_find_values_to_profile): New case for
4018 (tree_values_to_profile): Call for determining indirect/virtual
4020 (tree_indirect_call_to_profile): New function
4021 (tree_ic_transform): New function
4022 (tree_ic): New function
4023 (find_func_by_pid): New function
4024 (init_pid_map): New function
4025 (tree_value_profile_transformations): Added check for
4026 indirect/virtual call transformation
4027 * value-prof.h (enum hist_type): New counter type for
4028 indirect/virtual calls
4029 (profile_hooks): Added new hook for profiling indirect/virtual
4031 * profile.c (instrument_values): New case for indirect/virtual
4033 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
4034 (GCOV_COUNTER_V_INDIR): New counter type
4035 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
4036 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
4038 * cgraph.c: Definition of cgraph_max_pid
4039 (cgraph_create_node): Default init of pid attribute
4040 * cgraph.h: Declaration of cgraph_max_pid
4041 (struct cgraph_node): Added pid attribute
4042 * libgcov.c (__gcov_indirect_call_profiler): New function
4043 (__gcov_one_value_profiler_body): New function
4044 (__gcov_one_value_profiler): Body was moved to
4045 __gcov_one_value_profiler_body and calls it
4047 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
4049 * doc/gty.texi (Options): Document the mark_hook option to GTY.
4050 * gengtype.c (write_types_data, write_func_for_structure,
4051 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
4052 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
4053 (walk_type, write_func_for_structure): Generate the mark_hook if
4056 2007-01-19 Jan Hubicka <jh@suse.cz>
4058 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
4059 'early' argument take inlining mode argument specifying whether to
4060 inline for size/speeed or all functions; add support for flattening;
4062 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
4064 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4067 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
4068 the name of the declared identifier.
4070 2007-01-19 Dirk Mueller <dmueller@suse.de>
4072 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
4073 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
4074 duplicate evaluation.
4076 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4078 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
4079 Macroize expander using X87MODEF12 mode macro. Extend operand 1
4080 to XFMode, use acosxf2 and truncate result to requested mode.
4081 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4082 (asin<mode>2): Similarly, with asin expanders.
4083 (*fscalexf4_i387): Rename from *fscalexf4.
4084 (expNcorexf3): New expander.
4085 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
4086 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
4087 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
4088 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
4089 patterns for SSE math.
4090 (exp10<mode>2): Similarly, with exp10 expanders.
4091 (exp2<mode>2): Similarly, with exp2 expanders.
4092 (expm1<mode>2): Similarly, with expm1 expanders.
4093 (ldexp<mode>3): Similarly, with ldexp expanders.
4094 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
4095 Use gen_truncxf<mode>2_i387_noop to truncate result.
4097 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4099 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
4100 for ColdFire targets.
4102 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
4103 Richard Sandiford <richard@codesourcery.com>
4105 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
4106 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
4107 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
4108 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
4109 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4110 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4112 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4114 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
4115 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
4116 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
4117 (*adddi_dilshr32_cf): New pattern.
4118 (adddi3, subdi3): Remove first alternatives.
4120 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4122 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
4123 implemented using move.l, do not use its cc result for floating-point
4126 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4128 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
4129 from accepting 's' constraints if flag_pic.
4131 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4133 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
4134 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
4135 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
4136 condition from TARGET_68881 to TARGET_HARD_FLOAT.
4138 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
4140 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
4141 ColdFire alternatives.
4142 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
4143 * config/m68k/m68k.md (clzsi2): Define for ColdFire
4144 architectures that support ff1 instruction.
4146 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4147 Julian Brown <julian@codesourcery.com>
4149 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
4150 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
4151 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
4154 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4156 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
4158 (output_move_const_into_data_reg, output_move_simode_const): Delete.
4159 * config/m68k/m68k.c (const_method, const_int_cost): Take a
4160 HOST_WIDE_INT instead of an rtx.
4161 (m68k_rtx_costs): Update call accordingly.
4162 (output_move_const_into_data_reg): Likewise. Fix formatting.
4163 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
4165 (output_move_simode_const): Update calls after above changes.
4166 Rework to use automatic variables and predicates like MEM_P.
4167 * config/m68k/m68k.md (pushexthisi_const): Update call to
4170 2007-01-19 Dirk Mueller <dmueller@suse.de>
4172 * tree-ssa-alias.c (perform_var_substitution): Fix typo
4175 2007-01-19 Richard Guenther <rguenther@suse.de>
4177 * builtins.c (expand_builtin_cexpi): Fall back to expanding
4178 via cexp in case sincos is not available.
4180 2007-01-19 Richard Guenther <rguenther@suse.de>
4182 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
4183 * defaults.h (TARGET_HAS_SINCOS): Default to off.
4184 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
4185 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
4186 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
4187 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
4188 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
4189 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
4191 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4193 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
4195 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
4196 (atan2xf3): Directly generate RTL pattern.
4197 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
4198 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4199 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4200 disable patterns for SSE math.
4201 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
4202 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4203 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4204 disable patterns for SSE math.
4206 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
4208 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
4210 2007-01-18 Roger Sayle <roger@eyesopen.com>
4212 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
4213 VIEW_CONVERT_EXPR to the same type as it's operand.
4215 2007-01-18 David Edelsohn <edelsohn@gnu.org>
4217 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
4218 configured for long double 128.
4220 2007-01-18 Mike Stump <mrs@apple.com>
4222 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
4225 2007-01-18 Michael Meissner <michael.meissner@amd.com>
4227 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
4230 2007-01-18 Jan Hubicka <jh@suse.cz>
4232 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
4233 greater than NUM_VOP_FREE_BUCKETS.
4235 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
4237 * tree-ssa-structalias.c: Update comments.
4238 (ptabitmap_obstack): Removed.
4240 (oldpta_obstack): Ditto.
4241 (stats): Add a few members.
4242 (struct variable_info): Remove node, complex, address_taken, and
4243 indirect_target members. Add oldsolution member.
4244 (new_var_info): Do not initialize removed members.
4245 (constraint_expr_type): Remove INCLUDES.
4246 (constraint_graph): Add size, implicit_preds, rep,
4247 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
4248 (FIRST_REF_NODE): New macro.
4249 (LAST_REF_NODE): Ditto.
4250 (FIRST_ADDR_NODE): Ditto.
4251 (find): New function.
4253 (dump_constraint): Do not handle INCLUDES.
4254 (insert_into_complex): Do not insert duplicate constraints.
4255 (condense_varmap_nodes): Renamed and rewritten into ...
4256 (merge_node_constraints): This. Also fix bug in handling of
4257 offseted copy constraints.
4258 (clear_edges_for_node): No longer need to deal with preds at all,
4259 or removing associated preds/succs.
4260 (merge_graph_nodes): Deal with indirect_cycles.
4261 Don't deal with predecessors.
4262 (add_implicit_graph_edge): New function.
4263 (add_pred_graph_edge): Ditto.
4264 (add_graph_edge): Don't deal with predecessors.
4265 (build_constraint_graph): Removed.
4266 (build_pred_graph): New function.
4267 (build_succ_graph): Ditto.
4268 (struct scc_info): Removed in_component. Added roots, dfs, and
4269 node_mapping. Remove visited_index, unification_queue.
4270 (scc_visit): Deal with union-find we do now.
4271 Deal with cycles with REF nodes.
4272 (collapse_nodes): Renamed and rewritten to ...
4273 (unify_nodes): This.
4274 (process_unification_queue): Removed.
4275 (topo_visit): Cleanup
4276 (do_da_constraint): Use find.
4277 (do_sd_constraint): Ditto.
4278 (do_ds_constraint): Ditto.
4279 (do_complex_constraint): Ditto.
4280 (init_scc_info): Update for removed and added members.
4281 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
4282 (find_indirect_cycles): This.
4283 (equivalence_class): New variable.
4284 (label_visit): New function.
4285 (perform_variable_substitution): Rewritten.
4286 (free_var_substitution_info): New function.
4287 (find_equivalent_node): Ditto.
4288 (move_complex_constraints): Ditto.
4289 (eliminate_indirect_cycles): Ditto.
4290 (solve_graph): Only propagate changed bits.
4291 Use indirect cycle elimination.
4293 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
4294 (tree_id_eq): Renamed to ...
4295 (tree_vi_eq): This. Update for member change
4296 (insert_id_for_tree): Renamed and rewritten to ...
4297 (insert_vi_for_tree): This.
4298 (lookup_id_for_tree): Renamed and rewritten to ...
4299 (lookup_vi_for_tree): This.
4300 (get_id_for_tree): Renamed and rewritten to ...
4301 (get_vi_for_tree): Ditto.
4302 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
4303 (process_constraint): Don't handle INCLUDES.
4304 Remove special ADDRESSOF case.
4305 (find_func_aliases): Rewrite to use vi functions instead of id
4307 (create_function_info_for): Ditto.
4308 (create_variable_info_for): Ditto.
4309 (intra_create_variable_infos): Ditto.
4310 (merge_smts_into): Ditto.
4311 (find_what_p_points_to): Ditto.
4312 (init_base_vars): Ditto.
4313 (init_alias_vars): Ditto.
4314 (remove_preds_and_fake_succs): New function.
4315 (dump_sa_points_to_info): Dump new stats.
4316 (dump_solution_for_var): Use find.
4317 (set_used_smts): Fix formatting.
4318 (compute_points_to_sets): Updated for new functions.
4319 (ipa_pta_execute): Ditto.
4321 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4322 Richard Sandiford <richard@codesourcery.com>
4324 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
4326 * calls.c (expand_call): If the return value is a PARALLEL,
4327 extract its first member.
4328 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
4329 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4330 use FUNCTION_EXTRA_EPILOGUE.
4331 (m68k_function_value): Return a PARALLEL if the return value
4332 is of a pointer type.
4333 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
4334 (FUNCTION_EXTRA_EPILOGUE): Remove.
4335 * config/m68k/m68k.md (D0_REG): New constant.
4337 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4339 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4340 output a NOP for empty epilogues.
4342 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4344 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
4345 before function. Extend register save check to include all
4346 registers, not just integer ones.
4348 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4350 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
4351 (m68k_use_return_insn): ...this.
4352 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
4353 * config/m68k/m68k.c (use_return_insn): Rename to...
4354 (m68k_use_return_insn): ...this.
4355 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
4358 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4360 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
4361 nearest even, fix denormal rounding overflow.
4363 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4365 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
4366 f%$smove and f%$move.
4367 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
4368 (extendsfdf2_cf): Use fdmove instead of f%&move.
4369 (truncdfsf2_cf): Use fsmove instead of f%$smove.
4370 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
4372 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4374 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
4377 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4379 * real.h (real_format): Add a canonical_nan_lsbs_set field.
4380 (coldfire_single_format): Declare.
4381 (coldfire_double_format): Likewise.
4382 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
4383 of qnan_msb_set to determine the lower bits of a canonical
4385 (encode_ieee_double): Likewise.
4386 (encode_ieee_quad): Likewise.
4387 (ieee_single_format): Initialize canonical_nan_lsbs_set.
4388 (mips_single_format): Likewise.
4389 (ieee_double_format): Likewise.
4390 (mips_double_format): Likewise.
4391 (ieee_extended_motorola_format): Likewise.
4392 (ieee_extended_intel_96_format): Likewise.
4393 (ieee_extended_intel_128_format): Likewise.
4394 (ieee_extended_intel_96_round_53_format): Likewise.
4395 (ibm_extended_format): Likewise.
4396 (mips_extended_format): Likewise.
4397 (ieee_quad_format): Likewise.
4398 (mips_quad_format): Likewise.
4399 (vax_f_format): Likewise.
4400 (vax_d_format): Likewise.
4401 (vax_g_format): Likewise.
4402 (i370_single_format): Likewise.
4403 (i370_double_format): Likewise.
4404 (decimal_single_format): Likewise.
4405 (decimal_double_format): Likewise.
4406 (decimal_quad_format): Likewise.
4407 (c4x_single_format): Likewise.
4408 (c4x_extended_format): Likewise.
4409 (real_internal_format): Likewise.
4410 (coldfire_single_format): New real_format.
4411 (coldfire_double_format): Likewise.
4412 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
4413 canonical_nan_lsbs_set.
4414 (pdp11_d_format): Likewise.
4415 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
4416 if TARGET_COLDFIRE_CPU.
4418 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4420 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
4421 (output_call, m68k_legitimize_call_address): Declare.
4422 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
4423 parenthesees. Add support for a 'W' constraint.
4424 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
4425 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
4426 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
4427 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
4429 (override_options): Initialize them. Do not set flag_no_function_cse
4430 for TARGET_ID_SHARED_LIBRARY.
4431 (m68k_output_pic_call): Delete.
4432 (m68k_legitimize_call_address): New function.
4433 (print_operand): Remove the %o prefix. Handle the %p prefix.
4434 (output_call): New function.
4435 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
4436 target address from the GOT if symbolic jumps are not allowed.
4437 * config/m68k/m68k.md (call, general_operand): Do not set
4438 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
4439 Merge separate flag_pic and !flag_pic define_insns into...
4440 (*call, *call_value): ...these new patterns. Match the address
4441 rather than the containing MEM and require it to be a call_operand.
4442 Use output_call to generate the asm template.
4443 * config/m68k/predicates.md (const_call_operand): New predicate.
4444 (call_operand): Likewise.
4446 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4448 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
4449 (STACK_GROWS_DOWNWARD): Define to 1.
4450 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
4451 comments, emphasizing that these values are only defaults.
4452 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
4453 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
4455 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4457 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
4459 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4460 Richard Sandiford <richard@codesourcery.com>
4462 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
4463 (FP_REGNO_P): New macros.
4464 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
4465 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
4466 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
4467 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
4469 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4471 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4472 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
4474 * config/m68k/t-floatlib: New file, extracting common code from...
4475 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
4476 * config/m68k/t-uclinux: Here.
4477 * config/m68k/fpgnulib.c: Do not compile extendeed precision
4478 routines on ColdFire targets.
4480 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4482 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4483 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
4484 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
4485 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
4486 explicitly set MOTOROLA to 1.
4487 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
4489 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4490 Nathan Sidwell <nathan@codesourcery.com>
4492 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
4493 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
4494 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
4495 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
4496 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
4497 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
4498 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
4499 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
4500 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
4501 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4502 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
4503 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
4504 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
4505 (DBX_REGISTER_NUMBER): Delete.
4506 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
4507 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4508 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
4510 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4512 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
4513 * config/flat.h: New file.
4514 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
4516 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
4517 indirect references for -msep-data or -mid-shared-library.
4518 Do not use PC-relative code addresses either.
4519 * config/m68k/m68k.c (override_options): Restrict -fPIC error
4521 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
4522 for shared libraries and crt1.o for executables. Use crti.o and
4524 (ENDFILE_SPEC): Use crtend.o and crtn.o.
4525 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
4526 Do not add -elf2flt or -shared-lib-id options here.
4527 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
4528 Pass -shared-lib-id if -mid-shared-library, taking the library
4529 identifier from -mshared-library-id if given, otherwise
4531 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
4532 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
4533 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
4534 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
4535 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
4536 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
4538 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
4539 jump sequence for ISA A and ISA A+.
4540 (PICJUMP): Likewise.
4542 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4544 * config.gcc (m68k-*-uclinux*): Base the port on the common
4545 and m68k GNU/Linux files rather than on the generic ELF ones.
4546 * config/m68k/uclinux.h (TARGET_VERSION): Override.
4547 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4549 2007-01-18 Julian Brown <julian@codesourcery.com>
4550 Richard Sandiford <richard@codesourcery.com>
4552 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
4553 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4554 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
4556 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
4558 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4560 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4562 * doc/install.texi: Document m68k-uclinuxoldabi.
4563 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
4564 * config/m68k/uclinux-oldabi.h: New file, copied from
4565 config/m68k/uclinux.h.
4567 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
4569 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
4570 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
4571 (m32r_compute_frame_size): Use unsigned for regno.
4572 (m32r_reload_lr): Use gen_frame_mem.
4574 (m32r_output_function_epilogue): Don't output the function epilogue
4576 (m32r_expand_epilogue): New.
4577 (direct_return): Return false if the function has the interrupt
4579 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
4580 * config/m32r/m32r.md (epilogue): New expander.
4581 (return_lr, return_rte): New insns.
4582 (return): Make it expander.
4583 (return_normal): New expander.
4585 2007-01-18 Josh Conner <jconner@apple.com>
4588 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
4589 support for UNLE, UNLT, UNGE, and UNGT.
4591 2007-01-18 Jan Hubicka <jh@suse.cz>
4593 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
4594 * tree-tailcall (add_virtual_phis): Likewise.
4595 (optimize_tail_call): Return TODOs.
4596 (execute_tail_calls): Return TODOs.
4597 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
4598 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
4600 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
4601 Cleanup cfg using TODO.
4602 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
4603 * passes.c (execute_function_todo): When cleanup did something, remove
4605 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
4606 (make_edges): Don't cleanup_cfg.
4608 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
4610 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
4611 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
4612 operate on the top of stack.
4613 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
4614 register handling of instructions that output to the second
4616 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
4617 (move_for_stack_reg): Special-case check for dead destination
4618 stack slot for constant load of 1.0 inside UNSPEC_TAN.
4620 * config/i386/i386.md (UNSPEC_TAN): New constant.
4621 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
4622 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
4623 to correctly model move of constant 1.0 to top stack slot.
4624 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
4625 (unnamed peephole2 pattern): Remove corresponding peephole2
4626 pattern that optimizes tan insn and loading of constant 1.0.
4627 (tanxf2): Use fptanxf4_i387.
4628 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
4629 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
4630 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4631 disable patterns for SSE math.
4632 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
4633 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
4635 2007-01-18 Dirk Mueller <dmueller@suse.de>
4636 Richard Guenther <rguenther@suse.de>
4639 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
4640 * common.opt (Warray-bounds): Add new warning option.
4641 * c-opts.c (c_common_handle_option): Define -Warray-bounds
4643 * Makefile.in: make tree-vrp.o depend on toplev.h
4644 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
4646 (check_array_refs, check_array_bounds, check_array_ref): New.
4648 2007-01-18 Jan Hubicka <jh@suse.cz>
4650 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
4651 (execute_ssa_ccp): Return flags conditionally.
4652 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
4654 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
4656 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
4658 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
4659 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
4661 * Makefile.c (GTFILES): Add cfglayout.h.
4662 * gengtype.c (open_base_files): Likewise.
4663 * cfglayout.c (cfg_layout_function_footer,
4664 cfg_layout_function_header) Reindent to make gengtype happy.
4665 * cfglayout.h (cfg_layout_function_footer,
4666 cfg_layout_function_header): Add GTY(()) marker.
4668 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
4670 2007-01-18 Ben Elliston <bje@au.ibm.com>
4672 * genautomata.c (write_automata): Include xstrerror output in the
4673 error message if writing the DFA description file fails.
4675 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
4677 * config/mips/mips-protos.h (mips_output_external): Make it
4679 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
4680 * config/mips/mips.c (irix_output_external_libcall): Likewise.
4681 (extern_list): Likewise.
4682 (extern_head): Likewise.
4683 (TARGET_ASM_FILE_END): Likewise.
4684 (mips_file_end): Likewise.
4685 (mips_output_external): Rewritten.
4687 2007-01-18 Ben Elliston <bje@au.ibm.com>
4689 * genpreds.c (write_insn_preds_c): Only write out the function
4690 body for regclass_for_constraint if we have register constraints.
4692 2007-01-17 Tom Tromey <tromey@redhat.com>
4694 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
4695 * doc/install.texi (Testing): Use sourceware.org.
4696 (Binaries): Likewise.
4697 (Specific): Likewise.
4698 * doc/contrib.texi (Contributors): Use sourceware.org.
4700 2007-01-17 Anatoly Sokolov <aesok@post.ru>
4702 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
4703 (AVR_ENHANCED): Rename to ...
4704 (AVR_HAVE_MUL): ... new.
4705 (avr_enhanced_p): Rename to ...
4706 (avr_have_mul_p): ... new.
4707 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
4708 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
4709 * config/avr/avr.c (avr_enhanced_p): Rename to ...
4710 (avr_have_mul_p): ... new.
4711 (base_arch_s): Rename 'enhanced' to 'have_mul'.
4712 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
4713 'avr_enhanced_p' and 'enhanced'.
4714 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
4715 AVR_HAVE_MUL instead of AVR_ENHANCED.
4716 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4717 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
4718 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
4719 instead of AVR_ENHANCED.
4720 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4721 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
4722 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
4724 2007-01-17 Ian Lance Taylor <iant@google.com>
4726 * vec.h (VEC_reserve_exact): Define.
4727 (vec_gc_p_reserve_exact): Declare.
4728 (vec_gc_o_reserve_exact): Declare.
4729 (vec_heap_p_reserve_exact): Declare.
4730 (vec_heap_o_reserve_exact): Declare.
4731 (VEC_OP (T,A,reserve_exact)): New static inline function, three
4733 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
4735 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
4736 (VEC_OP (T,A,copy)) [all versions]: Likewise.
4737 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
4738 * vec.c (calculate_allocation): Add exact parameter. Change all
4740 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
4741 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
4742 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
4743 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
4744 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
4745 (vec_heap_p_reserve_exact): New function.
4746 (vec_heap_o_reserve_exact): New function.
4748 2007-01-17 Jan Hubicka <jh@suse.cz>
4750 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
4752 2007-01-17 Eric Christopher <echristo@apple.com>
4754 * config.gcc: Support core2 processor.
4756 2007-01-16 Jan Hubicka <jh@suse.cz>
4758 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
4759 the names, just unlink the chain so we don't crash on dangling pointers
4762 2007-01-16 Jan Hubicka <jh@suse.cz>
4764 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
4765 * tree-pass.h: Reorder to make IPA passes appear toegher.
4766 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
4767 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
4768 parameters, do not call early inliner.
4769 * ipa-inline.c: Update comments. Include tree-flow.h
4770 (cgraph_decide_inlining): Do not compute inlining parameters.
4771 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
4772 be called with function context set up.
4773 (pass_ipa_inline): Remove unreachable functions before pass.
4774 (cgraph_early_inlining): Simplify assuming to be called from the
4776 (pass_early_inline): New pass.
4777 (cgraph_gate_ipa_early_inlining): New gate.
4778 (pass_ipa_early_inline): Turn into simple wrapper.
4779 (compute_inline_parameters): New function.
4780 (gate_inline_passes): New gate.
4781 (pass_inline_parameters): New pass.
4782 (apply_inline): Move here from tree-optimize.c
4783 (pass_apply_inline): New pass.
4784 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
4786 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
4788 (tree_function_versioning): Do not allocate dummy struct function.
4789 * tree-inline.h (optimize_inline_calls): Update prototype.
4790 * tree-optimize.c (execute_fixup_cfg): Export.
4791 (pass_fixup_cfg): Remove
4792 (tree_rest_of_compilation): Do not apply inlines.
4793 * tree-flow.h (execute_fixup_cfg): Declare.
4794 * Makefile.in (gt-passes.c): New.
4795 * passes.c: Include gt-passes.h
4796 (init_optimization_passes): New passes.
4797 (nnodes, order): New static vars.
4798 (do_per_function_toporder): New function.
4799 (execute_one_pass): Dump current pass here.
4800 (execute_ipa_pass_list): Don't dump current pass here.
4802 2007-01-16 Janis Johnson <janis187@us.ibm.com>
4804 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
4805 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
4807 2007-01-16 David Edelsohn <edelsohn@gnu.org>
4809 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
4810 (strong_alias): Define.
4811 (__gcc_qmul): Provide non-FMA for soft-float.
4817 (__gcc_qunord): New.
4827 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
4828 soft-float functions.
4829 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
4830 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
4831 about long double soft float.
4833 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
4834 Tehila Meyzels <tehila@il.ibm.com>
4836 * tree-vectorizer.h (is_pattern_stmt_p): New.
4837 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
4838 formatting (tabs instead of spaces). Cleanup and clarify setting
4839 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
4840 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
4841 (vectorizable_type_demotion): Check that types are integral.
4842 (vectorizable_type_promotion): Likewise.
4843 (vectorizable_store): Fix typo. Eliminate new-line at end of
4846 2007-01-16 Jan Hubicka <jh@suse.cz>
4848 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
4851 2007-01-15 Eric Christopher <echristo@apple.com>
4853 * ifcvt.c: Include vec.h, vecprim.h.
4854 (check_cond_move_block): New argument regs.
4855 Reorganize. Add registers used to regs.
4856 (cond_move_process_if_block): Use regs set above as
4859 2007-01-15 Eric Christopher <echristo@apple.com>
4861 * config/darwin.h: Update copyright.
4862 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
4863 (LINK_COMMAND_SPEC): Add -u.
4864 (LINK_SPEC): Fix umbrella for above.
4866 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
4868 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
4871 2007-01-15 Tom Tromey <tromey@redhat.com>
4873 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
4874 * doc/install.texi (Testing): Don't mention jacks.
4875 (Configuration): Document --enable-java-maintainer-mode. Move
4876 --with-java-home to libgcj-specific section. Document
4878 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
4880 2007-01-15 Jan Hubicka <jh@suse.cz>
4882 * tree-ssa-dce.c (DCE_TODOs): New.
4883 (propagate_necessity): Return if something changed.
4884 (eliminate_unnecessary_stmts): Likewise.
4885 (perform_tree_ssa_dce): Return TODO flags when needed.
4886 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
4888 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
4890 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
4891 (fyl2x_extend<mode>xf3_i387): New insn pattern.
4892 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
4893 patterns using X87MODEF12 mode macro. Extend operand 1
4894 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4895 (log10<mode>2): Ditto.
4896 (log2<mode>2): Ditto.
4897 (log1p<mode>2): Ditto.
4898 (logb<mode>2): Ditto.
4899 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
4900 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
4901 (*fxtractxf3_i387): Rename from *fxtractxf3.
4902 (fxtract_extend<mode>xf3_i387): New insn pattern.
4903 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
4904 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
4905 and gen_fyl2xxf3_i387().
4907 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
4909 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
4910 * cfgloopmanip.c (fix_loop_placement): Made static. Use
4911 get_loop_exit_edges. Changed return type to bool.
4912 * cfgloop.h (fix_loop_placement): Declaration removed.
4914 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
4916 * param.h (MIN_VECT_LOOP_BOUND): New.
4917 * params.def (MIN_VECT_LOOP_BOUND): New.
4918 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
4919 argument - minimum threshold for number of iterations.
4920 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
4921 argument to declaration.
4922 * tree-vect-analyze.c (vect_analyze_operations): Check value of
4923 MIN_VECT_LOOP_BOUND.
4924 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
4925 slpeel_tree_peel_loop_to_edge with additional argument.
4926 (vect_do_peeling_for_alignment): Likewise.
4927 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
4929 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
4932 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
4935 2007-01-14 Jan Hubicka <jh@suse.cz>
4937 * tree-dfa.c (remove_referenced_var): New function.
4938 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
4939 prune referenced vars list too.
4940 * tree-flow.h (remove_referenced_var): Declare.
4942 2007-01-14 Jan Hubicka <jh@suse.cz>
4944 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
4946 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
4947 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
4948 * except.h (verify_eh_throw_table_statements): Kill prototype.
4949 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
4950 into call exrepssions.
4951 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
4953 * tree-cfg.c: Include pointer-set.h.
4954 (verify_node_sharing): Work on pointer set.
4955 (verify_eh_throw_stmt_node): New.
4956 (verify_stmts): Use pointers sets, verify throw_stmt.
4958 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
4960 * ipa-reference.c (analyze_function): Consider also addresses taken
4963 2007-01-12 Roger Sayle <roger@eyesopen.com>
4965 * c-typeck.c (null_pointer_constant_p): Replace use of
4966 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4967 (build_c_cast): Likewise.
4969 2007-01-12 Roger Sayle <roger@eyesopen.com>
4971 * tree.h (force_fit_type_double): Remove unused final argument.
4972 * c-common.c (constant_expression_warning): Replace use of
4973 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4974 (convert_and_check): Likewise.
4975 (shorten_compare): Update call to force_fit_type_double.
4976 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
4977 * convert.c (convert_to_pointer): Update call to
4978 force_fit_type_double.
4979 * fold-const.c (force_fit_type_double): Remove overflowed_const
4981 (int_const_binop, fold_convert_const_int_from_int,
4982 fold_convert_const_int_from_real, fold_div_compare,
4983 fold_sign_changed_comparison, fold_unary, fold_negate_const,
4984 fold_abs_const, fold_not_const): Remove the final argument from
4985 calls to force_fit_type_double.
4987 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
4989 * configure.ac: Set insn to "nop" for spu-*-* also.
4990 * configure: Regenerate.
4992 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
4994 * builtins.def : Add BUILT_IN_FREE.
4996 2007-01-12 Jan Hubicka <jh@suse.cz>
4998 PR tree-optimization/30443
4999 * tree-inline.c (tree_function_versioning): Do not optimize when
5000 cloning for inlining.
5002 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
5004 * doc/loop.texi: Document recording of loop exits.
5005 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
5006 (update_single_exits_after_duplication,
5007 update_single_exit_for_duplicated_loop,
5008 update_single_exit_for_duplicated_loops): Removed.
5009 (duplicate_loop_to_header_edge): Do not call
5010 update_single_exits_after_duplication and
5011 update_single_exit_for_duplicated_loops.
5012 (loop_version): Do not update single_exit information.
5013 (fix_loop_structure): Use record_loop_exits instead of
5014 mark_single_exit_loops.
5015 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
5016 the lists of loop exits.
5017 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
5018 split_edge, merge_blocks): Update the lists of loop exits.
5019 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
5020 loop_optimizer_init.
5021 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
5022 of mark_single_exit_loops.
5023 (loop_optimizer_finalize): Call release_recorded_exits.
5024 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
5025 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
5026 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
5027 update single exit information.
5028 * lambda-code.c (perfect_nestify): Ditto.
5029 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
5030 (mark_single_exit_loops): Removed.
5031 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
5032 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
5033 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
5035 (get_loop_exit_edges, single_exit): Use recorded exit lists.
5036 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
5037 (verify_loop_structure): Verify consistency of the exit lists.
5038 (flow_loops_find): Use alloc_loop. Initialize exits hash.
5039 (set_single_exit): Removed.
5040 * cfgloop.h (struct loop_exit): New function.
5041 (struct loop): single_exit_ field replaced by exits field.
5042 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
5043 (struct loops): Added exits hash.
5044 (mark_single_exit_loops, set_single_exit): Declaration removed.
5045 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
5047 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5049 * doc/invoke.texi: Avoid use of @headitem.
5051 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5053 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
5055 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5057 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
5060 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5061 Richard Sandiford <richard@codesourcery.com>
5063 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
5064 * config/m68k/m68k.opt: Resort options.
5065 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
5067 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5068 Richard Sandiford <richard@codesourcery.com>
5070 * doc/invoke.texi: Document the macros that are defined by
5071 m68k's -mtune and -mhard-float options.
5072 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
5073 (m68k_cpp_cpu_family): Likewise.
5074 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
5075 of __ucfv*__ macros. Define __mcffpu__ if generating code for
5076 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
5077 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
5078 (m68k_cpp_cpu_family): Likewise.
5080 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5082 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
5083 macros besides mc68000 as tuning macros. Use a switch statement
5084 to set them and mcpu32.
5086 2007-01-12 Julian Brown <julian@codesourcery.com>
5088 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
5089 (TARGET_68040_ONLY): Rename to...
5090 (TARGET_68040): ...this.
5091 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
5092 * config/m68k/m68k.md: Likewise.
5094 2007-01-12 Julian Brown <julian@codesourcery.com>
5095 Nathan Sidwell <nathan@codesourcery.com>
5096 Richard Sandiford <richard@codesourcery.com>
5098 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
5099 the -mcpu= argument associated with the --with-cpu setting.
5100 Define M68K_DEFAULT_TUNE to the default -mtune= option,
5101 if different from the one implied by the -mcpu setting.
5102 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
5103 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
5104 * doc/invoke.texi: Mention ColdFire in the introduction to the
5105 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
5106 -mno-div and -mhard-float options. Make -m68881 a synonym for
5107 -mhard-float. Document the previously-undocumented -m5206e,
5108 -m528x, -m5307 and -m5407 options. Tweak the existing option
5109 documentation for consistency.
5110 * doc/install.texi: Mention new --with-cpu arguments.
5111 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
5112 default CPU if neither -mcpu nor -march are specified.
5113 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
5114 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
5115 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
5116 using m68k_tune to decide between families that implement the
5117 same ISA. Use m68k_tune to set __mcfv4e__.
5118 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
5119 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
5120 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
5121 (FL_ISA_C, FL_ISA_MMU): New macros.
5122 (MASK_COLDFIRE): Delete.
5123 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
5124 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
5125 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
5126 (TARGET_HARD_FLOAT): Do not define here.
5127 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
5128 (TUNE_68000): New macro.
5129 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
5130 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
5131 (TUNE_CFV2): Redefine in terms of m68k_tune.
5132 (uarch_type, target_device, fpu_type): New enums.
5133 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
5134 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
5135 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
5136 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
5137 (FL_FOR_isa_c): New macros.
5138 (m68k_isa): New enum.
5139 (m68k_target_selection): New structure.
5140 (all_devices, all_isas, all_microarchs): New tables.
5141 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
5142 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
5143 (MASK_ALL_CPU_BITS): Delete.
5144 (m68k_find_selection): New function.
5145 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
5146 Map the legacy target options to a combination of the new ones.
5147 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
5148 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
5149 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
5151 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
5152 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
5154 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
5155 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
5156 * config/m68k/m68k-devices.def: New file.
5158 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5159 Nathan Sidwell <nathan@codesourcery.com>
5161 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
5162 (SUBTARGET_EXTRA_SPECS): New macros.
5163 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
5164 use %(asm_cpu_spec) instead.
5165 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
5166 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
5167 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
5168 (EXTRA_SPECS): Rename to...
5169 (SUBTARGET_EXTRA_SPECS): ...this.
5171 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5172 Richard Sandiford <richard@codesourcery.com>
5173 Julian Brown <julian@codesourcery.com>
5175 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
5176 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
5177 to the configuration's default CPU.
5178 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
5179 Remove default masks.
5180 (m680[012]0-*-*): Set the default with_cpu to the first part of
5182 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
5183 (m68k*-*-linux): Extend the --with-cpu handling to...
5184 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
5185 and m68010. Don't set target_cpu_default2.
5186 * doc/install.texi: Document --with-cpu for m68k.
5187 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
5188 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
5189 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
5190 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
5191 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
5192 (ASM_SPEC): Remove use of %(asm_cpu_default).
5193 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
5194 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
5195 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
5196 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
5197 __HAVE_FPU__ if TARGET_HARD_FLOAT.
5198 (TARGET_DEFAULT): Delete.
5199 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
5200 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
5201 (CPP_CPU_SPEC): Delete.
5202 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
5203 the appropriate string.
5204 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
5205 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
5206 (ASM_SPEC): Don't use %(asm_default_spec).
5207 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
5208 TARGET_DEFAULT and add MASK_68881.
5209 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
5211 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5213 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
5214 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
5215 MASK_68010 alongside MASK_68020.
5216 * doc/invoke.texi: Document -m68010.
5217 * config/m68k/m68k.opt (m68010): New.
5218 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
5220 (TUNE_68010): New macro.
5221 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
5222 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
5223 (M68K_CPU_m68332): Add MASK_68010.
5224 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
5225 fallback definition.
5226 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
5228 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
5229 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
5230 to all entries that use MASK_68020.
5231 (output_move_simode_const, output_move_himode, output_move_qimode)
5232 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
5233 instead of TARGET_68020 to select clr behavior. Remove comment
5234 about there being no TARGET_68010.
5235 * config/m68k/m68k.md: Likewise throughout.
5237 2007-01-12 Julian Brown <julian@codesourcery.com>
5239 * config/m68k/m68k.h (TARGET_ISAB): New macro.
5240 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
5241 * config/m68k/m68k.md: Likewise.
5243 2007-01-12 Julian Brown <julian@codesourcery.com>
5245 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
5246 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
5248 2007-01-12 Julian Brown <julian@codesourcery.com>
5250 * config/m68k/m68k.h (TUNE_68040_60): New macro.
5251 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
5252 * config/m68k/m68k.md: Likewise.
5254 2007-01-12 Julian Brown <julian@codesourcery.com>
5255 Richard Sandiford <richard@codesourcery.com>
5257 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
5258 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
5259 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
5261 (TARGET_CPU32): Rename to...
5262 (TUNE_CPU32): ...this.
5263 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
5264 (TUNE_CFV2): New macros.
5265 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
5266 remove conditions that are implied by TARGET_68020.
5267 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
5268 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
5269 (m68k_output_function_epilogue): Likewise.
5270 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
5271 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
5272 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
5273 non-68000 timings. Refactor multiplication and division costs.
5274 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
5275 TUNE_CPU32 instead of TARGET_CPU32.
5276 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
5277 and TUNE_68060 instead of TARGET_68060.
5278 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
5279 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
5281 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
5282 && !TARGET_COLDFIRE" to choose between moveq and clr.
5283 Likewise in the unnamed movsf pattern.
5284 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
5285 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
5288 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5290 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
5291 of tabbing before backslashes.
5293 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5295 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
5296 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
5297 (ASM_OUTPUT_INTERNAL_LABEL): Define.
5299 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5301 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
5302 find_interesting_uses_cond.
5303 (find_interesting_uses_cond): Use extract_cond_operands.
5304 (rewrite_use_compare): Use extract_cond_operands and
5305 force_gimple_operand_bsi. Do not call update_stmt.
5306 (determine_use_iv_cost_condition): Use extract_cond_operands.
5307 Return cheaper of using original bound and changing the exit bound.
5309 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5311 PR tree-optimization/29516
5312 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
5313 most_expensive_mult_to_index, addr_to_parts,
5314 create_mem_ref, maybe_fold_tmr): Make the type of
5315 fields of TARGET_MEM_REF sizetype.
5316 (move_fixed_address_to_symbol, move_pointer_to_base):
5318 * tree.def (TARGET_MEM_REF): Add comment on types of
5321 2007-01-11 Joseph Myers <joseph@codesourcery.com>
5323 * c-common.c (vector_types_convertible_p): Treat opaque types as
5324 always convertible if they have the same size, but not otherwise.
5326 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
5328 * ifcvt.c (struct noce_if_info): Add comments to the fields.
5329 Remove the b_unconditional field.
5330 (noce_try_sign_mask): Do not look at b_unconditional.
5331 (noce_process_if_block): Do not use merge_if_blocks. Update
5332 the CFG here. Do not set b_unconditional.
5333 (cond_move_process_if_block): Likewise.
5334 (find_cond_trap): Likewise.
5335 (check_cond_move_block): Require simple jump insns at the end
5338 2007-01-11 Jan Hubicka <jh@suse.cz>
5340 PR tree-optimization/1046
5341 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
5342 when alias info is not ready.
5343 (pass_tail_recursion): Do not require aliasing.
5344 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
5345 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
5346 * tree-ssa-copy.c (pass_copy_prop): Likewise.
5347 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
5348 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
5349 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
5350 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
5352 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
5353 When aliasing is not build, mark statement as volatile.
5355 2007-01-11 Tom Tromey <tromey@redhat.com>
5357 PR preprocessor/15185, PR preprocessor/20989:
5358 * doc/cppopts.texi <-MT>: Update description of algorithm for
5359 computing default target.
5360 <-M, -MD>: Reword "basename" text.
5362 2007-01-11 Roger Sayle <roger@eyesopen.com>
5364 * builtins.c (expand_builtin_pow, expand_builtin_powi,
5365 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
5366 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
5367 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
5368 fold_builtin_bswap, real_constp, fold_builtin_pow,
5369 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
5370 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
5371 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5372 * convert.c (convert_to_pointer): Likewise.
5373 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
5374 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
5375 const_binop, fold_convert_const_int_from_int,
5376 fold_convert_const_int_from_real,
5377 fold_convert_const_real_from_real, sign_bit_p,
5378 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
5379 fold_sign_changed_comparison, fold_unary, fold_comparison,
5380 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
5381 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
5382 * print-tree.c (print_node_brief, print_node): Likewise.
5383 * stor-layout.c (place_field, layout_type): Likewise.
5384 * tree-chrec.c (keep_cast): Likewise.
5385 * tree.c (build_vector, build_real, build_real_from_int_cst,
5386 build_complex): Likewise.
5388 2007-01-11 Roger Sayle <roger@eyesopen.com>
5390 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
5391 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
5393 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
5395 * configure.ac (strict1_warn): Rename to strict_warn.
5396 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
5397 cc_set_by_configure, quoted_cc_set_by_configure,
5398 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
5399 all_boot_languages, all_stagestuff): Remove.
5400 (target_list): Remove bootstrap targets.
5401 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
5402 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
5403 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
5404 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
5405 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
5406 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
5407 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
5408 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
5409 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
5410 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
5411 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
5412 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
5413 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
5414 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
5415 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
5416 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
5417 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
5418 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
5419 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
5420 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
5421 (mostlyclean): Adjust.
5422 (clean, distclean): Don't mention bootstrap stuff.
5423 * configure: Regenerate.
5424 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
5425 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
5426 treelang/config-lang.in (stagestuff): Remove.
5427 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
5428 stageprofile, stagefeedback, stagestuff): Remove mention.
5430 2007-01-11 Nick Clifton <nickc@redhat.com>
5432 * config/mcore/predicates.md (mcore_general_movesrc_operand):
5434 (mcore_general_movdst_operand): Do not accept CONST_INTs.
5435 (mcore_arith_K_S_operand): Run the test for the S constraint not
5436 the test for the M constraint.
5437 (mcore_addsub_operand): Do not accept integer values that are
5438 larger than 32 bits.
5439 * config/mcore/mcore.md: Remove unused constraints from split.
5440 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
5442 (allocate_stack): Likewise.
5443 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
5444 operands to 32 bits.
5445 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
5447 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
5448 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
5449 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
5450 mcore_output_bclri, mcore_output_andn, output_inline_const,
5451 mcore_output_move, mcore_output_movedouble): Likewise.
5452 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
5453 (output_inline_const): Likewise.
5454 (output_inline_const): Fix format strings used in sprintf
5456 * config/mcore/mcore-protos.h: Update prototypes for changed
5457 functions in mcore.c.
5458 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
5459 HOST_WIDE_INT and not int.
5460 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
5461 CONST_OK_FOR_N): Likewise.
5462 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
5463 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
5466 2007-01-10 Jan Hubicka <jh@suse.cz>
5468 * tree-vrp.c (remove_range_assertions): Release defs.
5469 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
5470 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
5472 2007-01-10 Paul Brook <paul@codesourcery.com>
5474 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
5475 * config/arm/arm.md (mulsi3subsi): New insn.
5477 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
5479 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
5480 (tree_transform_and_unroll_loop): New.
5481 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
5484 2007-01-10 Robert Kennedy <jimbob@google.com>
5486 * fold-const.c (fold_comparison): Fold comparisons like (x *
5487 1000 < 0) to (x < 0).
5489 2007-01-10 Ian Lance Taylor <iant@google.com>
5491 * tree-pretty-print.c (dump_generic_node): Print parentheses when
5492 operands have the same priority.
5494 2007-01-10 Tom Tromey <tromey@redhat.com>
5496 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
5497 (fold_binary): Likewise.
5498 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
5499 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
5500 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
5501 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
5502 * langhooks.h (struct lang_hooks): Removed field
5503 'can_use_bit_fields_p'.
5505 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
5507 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
5509 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
5511 * function.c (get_last_funcdef_no): New function.
5512 * function.h (get_last_funcdef_no): Declare.
5513 * tree-inline.c (initialize_cfun): Add initialization.
5514 (tree_function_versioning): Cleanup.
5516 2007-01-10 Jan Hubicka <jh@suse.cz>
5518 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
5521 2007-01-10 Sa Liu <saliu@de.ibm.com>
5522 Ben Elliston <bje@au.ibm.com>
5524 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
5525 for SAVE_NONLOCAL and Pmode for any other save level.
5526 * spu-protos.h (spu_restore_stack_block): Declare.
5527 * spu.md (save_stack_block): Remove.
5528 (restore_stack_block): Call spu_restore_stack_block.
5529 * spu.c (spu_restore_stack_block): New function.
5530 (spu_expand_epilogue): Remove old comment.
5532 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5534 PR tree-optimization/30322
5535 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
5536 (cand_value_at): Return the value as aff_tree.
5537 (may_eliminate_iv): Convert the bound from aff_tree to tree.
5538 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
5539 aff_combination_mult): New functions.
5540 (aff_combination_add): Use aff_combination_add_cst.
5541 (aff_combination_convert): Allow conversions to a wider type.
5542 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
5543 * tree-affine.h (aff_combination_mult): Declare.
5545 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
5547 * doc/tm.texi: Update documentation to reflect reality of exec
5548 and start file search behaviours. Update copyright year.
5549 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
5550 header file directories.
5552 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
5554 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
5555 (*cosxf2): Rename to cosxf2_i387.
5556 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
5557 using X87MODEF12 mode macro. Rename patterns to
5558 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
5560 (*cosdf2, *cossf2): Ditto.
5561 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
5562 to match extended input operands.
5563 (sincos<mode>3): New expander.
5564 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
5565 insn patterns and corresponding splitters.
5567 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
5569 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
5570 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
5572 2007-01-09 Nicolas Pitre <nico@cam.org>
5575 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
5577 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5579 * target.h (struct gcc_target): New field library_rtti_comdat.
5580 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
5581 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
5582 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
5583 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
5585 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5587 * doc/invoke.texi (Optimize Options): Correct description of -O0.
5589 2007-01-08 Richard Guenther <rguenther@suse.de>
5591 * tree.h (force_fit_type_double): Export.
5592 (force_fit_type): Remove.
5593 * fold-const.c (force_fit_type_double): New function.
5594 (force_fit_type): Remove.
5595 (int_const_binop): Use it.
5596 (fold_convert_const_int_from_int): Likewise.
5597 (fold_convert_const_int_from_real): Likewise.
5598 (fold_div_compare): Likewise.
5599 (fold_sign_changed_comparison): Likewise.
5600 (fold_unary): Likewise.
5601 (fold_negate_const): Likewise.
5602 (fold_abs_const): Likewise.
5603 (fold_not_const): Likewise.
5604 * c-common.c (shorten_compare): Use force_fit_type_double.
5605 * convert.c (convert_to_pointer): Likewise.
5607 2007-01-08 Richard Guenther <rguenther@suse.de>
5609 * tree.h (build_int_cst_wide_type): Export.
5610 * tree.c (build_int_cst_wide_type): New function.
5611 (build_int_cst_wide): Fix comment.
5612 * builtins.c (fold_builtin_object_size): Use build_int_cst
5613 to build -1 or 0 of the correct type. Use fit_double_type
5614 to check for overflow.
5615 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
5617 (decode_field_reference): Likewise.
5618 (all_ones_mask_p): Likewise.
5619 (native_interpret_int): Use build_int_cst_wide_type.
5620 (fold_binary): Use build_int_cst_type to build an all-ones
5622 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
5624 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
5626 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
5628 2007-01-09 Ben Elliston <bje@au.ibm.com>
5630 * genautomata.c (STATS_OPTION): New option.
5631 (stats_flag): New flag.
5632 (gen_automata_option): Handle it.
5633 (initiate_automaton_gen): Ditto.
5634 (write_automata): Output statistics only if stats_flag is
5635 set. Likewise, output time statistics only if time_flag is set.
5636 * doc/md.texi (Processor pipeline description): Document new flag.
5638 2007-01-08 Richard Guenther <rguenther@suse.de>
5640 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
5641 * tree.c (build_int_cst_type): Likewise.
5642 (size_in_bytes): Don't call force_fit_type on the result.
5643 (int_fits_type_p): Use fit_double_type.
5644 * fold-const.c (fit_double_type): New function.
5645 (force_fit_type): Use it.
5646 * tree.h (fit_double_type): Export.
5648 2007-01-08 Jan Hubicka <jh@suse.cz>
5650 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
5651 * ipa.c (function_and_variable_visibility): Fix return type.
5653 2007-01-08 Richard Guenther <rguenther@suse.de>
5655 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
5656 of offset to build the index.
5657 * tree-pretty-print.c (dump_generic_node): Don't build negated
5658 const just for printing.
5659 * c-pretty-print.c (pp_c_integer_constant): Likewise.
5660 * builtins.c (fold_builtin_int_roundingfn): Check if result
5661 fits the type by using force_fit_type and comparing the result.
5662 * predict.c (predict_loops): Use compare_tree_int for comparison.
5663 * tree.c (build_int_cst): Fall back to integer_type_node for
5665 (build_int_cst_wide): Assert type is non-null.
5667 2007-01-08 Roberto Costa <roberto.costa@st.com>
5669 * tree-vrp.c (extract_range_from_cond_expr): New.
5670 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
5671 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
5673 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
5674 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
5675 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
5676 used as expressions.
5677 * tree-object-size.c (cond_expr_object_size): New.
5678 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
5680 2007-01-08 Jan Hubicka <jh@suse.cz>
5682 * tree-ssa-forwprop.c (forward_propagate_into_cond,
5683 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
5686 2007-01-08 Richard Guenther <rguenther@suse.de>
5688 PR tree-optimization/23603
5689 * tree-vrp.c (set_value_range_to_truthvalue): New function.
5690 (extract_range_from_binary): Fall back to truthvalue instead of
5691 varying for TRUTH_*_EXPR.
5692 (extract_range_from_comparison): Fall back to truthvalue instead of
5694 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
5695 if all visited PHI values were constant.
5697 2007-01-08 Jan Hubicka <jh@suse.cz>
5699 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
5700 (cgraph_analyze_function): break out from ...
5701 (cgraph_finalize_compilation_unit): ... here.
5702 (cgraph_expand_function): Remove forgoten commented out line.
5703 (cgraph_optimize): Analyze functions.
5705 2007-01-08 Jan Hubicka <jh@suse.cz>
5707 * tree-pas.h (TODO_remove_function): New flag.
5708 (TODO_update*): Renumber.
5709 (pass_ipa_increase_alignment,
5710 pass_ipa_function_and_variable_visibility): New passes.
5711 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
5712 (cgraph_function_and_variable_visibility): Move to ipa.c
5713 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
5714 cgraph_increase_alignment.
5715 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
5716 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
5717 calling tree-inline.
5718 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
5719 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
5720 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
5721 (gate_increase_alignment): New function.
5722 (pass_ipa_increase_alignment): New pass.
5723 * ipa.c: Inline tree-pass.h and timevar.h
5724 (function_and_variable_visibility): Move here from cgraphunit.c
5725 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
5726 * passes.c (init_optimization_passes): Add the two new passes.
5727 (execute_todo): Handle cgraph_remove_functions.
5729 2007-01-08 Nick Clifton <nickc@redhat.com>
5731 * config/frv/predicates.md (reg_or_0_operand): Accept
5734 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
5736 * config/bfin/rtems.h, config/bfin/t-rtems: New.
5737 * config.gcc: Add bfin*-rtems*.
5739 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5741 * c.opt: Add -flax-vector-conversions.
5742 * c-typeck.c (convert_for_assignment): Pass flag to
5743 vector_types_convertible_p to allow emission of note.
5744 (digest_init): Likewise.
5745 * c-opts.c: Handle -flax-vector-conversions.
5746 * c-common.c (flag_lax_vector_conversions): New.
5747 (vector_types_convertible_p): Unless -flax-vector conversions
5748 has been passed, disallow conversions between vectors with
5749 differing numbers of subparts and/or element types. If such
5750 a conversion is disallowed, possibly emit a note on the first
5751 occasion only to inform the user of -flax-vector-conversions.
5752 The new last argument specifies this.
5753 * c-common.h (flag_lax_vector_conversions): New.
5754 (vector_types_convertible_p): Add extra argument.
5755 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
5756 char_type_node for V*QI type vectors.
5757 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
5758 Update to satisfy new typechecking rules.
5759 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
5761 * doc/invoke.texi (C Dialect Options): Document
5762 -flax-vector-conversions.
5764 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5766 PR tree-optimization/29877
5767 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
5768 a register variable on the RHS to not be replaceable.
5770 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
5771 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
5772 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
5773 const_simm15, const_pow2, const_npow2): Added.
5774 * config/score/misc.md (insv, extv, extzv, movmemsi,
5775 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
5776 * config/score/score.c (score_address_cost, score_select_cc_mode):
5778 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
5779 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
5780 Update score_print_operand.
5781 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
5782 Adjust register allocate order and update some macro define.
5783 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
5784 mdx_block_move_straight, mdx_block_move_loop_head,
5785 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
5786 mdx_block_move): Added.
5787 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
5788 mdp_limm): Updated and fix some bug and typo.
5789 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
5790 (movsf, movdf, doloop_end): Added.
5792 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
5794 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
5795 config/arm/thumb2.md: Fix comment typos.
5796 * doc/extend.texi: Fix a typo.
5798 2007-01-07 Eric Christopher <echristo@apple.com>
5800 * configure.ac: Check for __stack_chk_fail for darwin.
5801 * configure: Regenerate.
5803 2007-01-07 Richard Guenther <rguenther@suse.de>
5805 * tree-vrp.c (extract_range_from_assert): CSE calls to
5806 compare_values where possible.
5807 (extract_range_from_unary_expr): Likewise.
5809 2007-01-07 Anatoly Sokolov <aesok@post.ru>
5811 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
5812 * config/avr/avr.c (call_insn_operand): Delete function.
5813 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
5814 instead of register number. Use predicates.
5815 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
5816 call_insn_operand): Add.
5818 2007-01-06 Jan Hubicka <jh@suse.cz>
5820 * tree-pass.h (pass_build_cgraph_edges): Declare.
5821 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
5822 (visited_nodes): Remove.
5823 (cgraph_create_edges): Move to cgraphbuild.c; rename to
5824 build_cgrpah_edges; make visited_nodes local.
5825 (cgraph_process_new_functions): DO not call initialize_inline_failed.
5826 (record_references_in_initializer): Move to cgraphbuild.c
5827 (initialize_inline_failed, rebuild_cgraph_edges,
5828 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
5829 (verify_cgraph_node): Make visited_nodes local.
5830 (cgraph_analyze_function): Do not call cgraph_create_edges and
5831 initialize_inline_failed.
5832 (cgraph_expand_function): Do not call cgraph_lower_function;
5833 assert that function is already lowered.
5834 * Makefile.in (cgraphbuild.o): New.
5835 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
5836 at the end of lowering passes.
5838 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
5840 * ifcvt.c (cond_move_convert_if_block): New function, code
5841 factored out from...
5842 (cond_move_process_if_block): ...here. Call the new function
5843 on the THEN and ELSE blocks.
5844 (merge_if_block): Do not copy global_live_at_end, merge_blocks
5845 already takes care of this.
5847 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5850 * tree.h (TREE_OVERFLOW_P): New.
5851 * c-typeck.c (parser_build_unary_op): Warn only if result
5852 overflowed and operands did not.
5853 (parser_build_binary_op): Likewise.
5854 (convert_for_assignment): Remove redundant overflow_warning.
5855 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
5857 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5859 * c-typeck.c (store_init_value): Split over two lines to follow
5860 the GNU coding style.
5862 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
5864 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
5865 __GXX_EXPERIMENTAL_CXX0X__.
5866 * doc/cpp.texi: Same.
5868 2007-01-05 Richard Guenther <rguenther@suse.de>
5871 * tree.c (get_narrower): Do not construct COMPONENT_REFs
5872 with mismatched types. Instead explicitly build a
5873 conversion NOP_EXPR.
5875 2007-01-05 Ian Lance Taylor <iant@google.com>
5877 * c-common.c (decl_with_nonnull_addr_p): New function.
5878 (c_common_truthvalue_conversion): Call it.
5879 * c-typeck.c (build_binary_op): Likewise.
5880 * c-common.h (decl_with_nonnull_addr_p): Declare.
5882 2007-01-05 Jakub Jelinek <jakub@redhat.com>
5885 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
5888 2007-01-05 Joel Brobecker <brobecker@adacore.com>
5890 * doc/install.texi (Final install): Document the fact that
5891 the GNAT runtime should not be stripped.
5893 2007-01-04 Jan Hubicka <jh@suse.cz>
5895 * tree-inline.c (fold_marked_statements): Update operand caches
5896 and EH after folding
5898 2007-01-04 Ian Lance Taylor <iant@google.com>
5900 * c-common.c (check_function_nonnull): Whitespace fix.
5902 2007-01-04 Jan Hubicka <jh@suse.cz>
5904 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
5905 comitted older version of patch.
5906 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
5907 function, celanup cfg and collect garbage.
5909 2007-01-04 Mike Stump <mrs@apple.com>
5911 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
5914 2007-01-04 Eric Christopher <echristo@apple.com>
5916 * libgcc2.c (__bswapsi2): Use SItype.
5917 (__bswapdi2): Use DItype.
5918 * libgcc2.h: Update for above.
5920 2007-01-04 Paul Brook <paul@codesourcery.com>
5922 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
5923 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
5924 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
5925 umulsidi3, umulsidi3adddi, smulsi3_highpart,
5926 umulsi3_highpart): Make conditional on !arm_arch6.
5927 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
5928 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
5929 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
5930 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
5931 umulsi3_highpart_v6): New insns.
5933 2007-01-04 Roger Sayle <roger@eyesopen.com>
5935 * fold-const.c (fold_convert): When casting an expression to void,
5936 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
5937 have a type. Instead of attempting to build a NOP_EXPR, return
5938 these "special" trees directly.
5940 2007-01-04 Joseph Myers <joseph@codesourcery.com>
5942 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
5943 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
5944 rs6000_cost->fp not 0 as adjustment for outer NEG.
5946 2007-01-04 Jan Hubicka <jh@suse.cz>
5948 * cgraph.c (cgraph_release_function_body): New function.
5949 (cgraph_remove_node): Use it.
5950 * cgraph.h (cgraph_release_function_body): Declare.
5951 * cgraphunit.c (cgraph_expand_function): Use it.
5952 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
5953 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
5954 is initialized and while compilation of other function is running.
5955 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
5956 statement CFG annotations from here to ...
5957 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
5959 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
5961 * cfgloop.h (enum li_flags): Make the constants powers of two.
5963 2007-01-04 Jan Hubicka <jh@suse.cz>
5965 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
5967 (fold_marked_statements): New function.
5968 (optimize_inline_calls, tree_function_versioning): Fold new statements.
5969 * tree-inline.h (copy_body_data): Add statements_to_fold.
5971 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
5973 * config.gcc: Mention libgcc/config.host.
5974 * Makefile.in: Update comments mentioning libgcc.
5975 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
5976 (all.cross, start.encap, rest.encap, rest.cross): Update
5977 dependencies for libgcc move.
5978 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
5979 (clean-target, clean-target-libgcc): Delete.
5980 (srcdirify, GCC_EXTRA_PARTS): New macros.
5981 (libgcc-support, libgcc.mvars): New rules.
5982 (distclean): Remove mention of mklibgcc.
5983 (install): Don't reference INSTALL_LIBGCC.
5984 (install-common): Don't reference EXTRA_PARTS.
5985 (install-libgcc, install-multilib): Delete rules.
5986 * mklibgcc.in: Delete file.
5987 * doc/configfiles.texi: Don't mention mklibgcc.
5989 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
5990 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
5991 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
5992 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
5993 (mklibgcc, ldblspecs): Likewise.
5995 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
5996 (posixpre.def): Use $(T).
5997 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
5998 (SHLIB_SRC, SHLIB_INSTALL): Delete.
5999 (SHLIB_LINK): Make dummy.
6000 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
6002 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
6004 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
6005 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
6006 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
6007 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
6009 * configure.ac (all_outputs): Remove mklibgcc.
6010 * configure: Regenerated.
6012 2007-01-03 Josh Conner <jconner@apple.com>
6015 * calls.c (compute_argument_addresses): Set stack and stack_slot
6016 for partial args, too.
6017 (store_one_arg): Use locate.size.constant for the size when
6018 generating a save_area.
6020 2007-01-03 Robert Kennedy <jimbob@google.com>
6022 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
6023 whose definitions are deleted due to basic block merging.
6025 2007-01-03 Paul Brook <paul@codesourcery.com>
6028 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
6030 (use_return_insn): Return 0 for Thumb interrupt functions.
6031 (print_multi_reg): Add rfe argument for IRQ returns.
6032 (arm_output_epilogue): Pop interrupt return address directly into PC.
6033 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
6035 2007-01-03 Paul Brook <paul@codesourcery.com>
6037 Merge from sourcerygxx-4_1.
6038 * config/arm/thumb2.md: New file.
6039 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
6041 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
6042 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
6043 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
6044 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
6046 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
6047 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
6049 * config/arm/ieee754-sf.S: Ditto.
6050 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
6051 (thumb1_base_register_rtx_p): ... to this.
6052 (thumb_index_register_rtx_p): Rename...
6053 (thumb1_index_register_rtx_p): ... to this.
6054 (thumb_output_function_prologue): Rename...
6055 (thumb1_output_function_prologue): ... to this.
6056 (thumb_legitimate_address_p): Rename...
6057 (thumb1_legitimate_address_p): ... to this.
6058 (thumb_rtx_costs): Rename...
6059 (thumb1_rtx_costs): ... to this.
6060 (thumb_compute_save_reg_mask): Rename...
6061 (thumb1_compute_save_reg_mask): ... to this.
6062 (thumb_final_prescan_insn): Rename...
6063 (thumb1_final_prescan_insn): ... to this.
6064 (thumb_expand_epilogue): Rename...
6065 (thumb1_expand_epilogue): ... to this.
6066 (arm_unwind_emit_stm): Rename...
6067 (arm_unwind_emit_sequence): ... to this.
6068 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
6069 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
6070 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
6071 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
6072 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
6073 thumb2_output_casesi): New functions.
6074 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
6075 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
6076 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
6077 THUMB2_WORK_REGS): Define.
6078 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
6079 arm_condexec_mask, arm_condexec_masklen)): New variables.
6080 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
6081 (arm_override_options): Check new CPU capabilities.
6082 Set new architecture flag variables.
6083 (arm_isr_value): Handle v7m interrupt functions.
6084 (user_return_insn): Return 0 for v7m interrupt functions. Handle
6086 (const_ok_for_arm): Handle Thumb-2 constants.
6087 (arm_gen_constant): Ditto. Use movw when available.
6088 (arm_function_ok_for_sibcall): Return false for v7m interrupt
6090 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
6091 (thumb_find_work_register, arm_load_pic_register,
6092 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
6093 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
6094 print_multi_reg, output_mov_long_double_fpa_from_arm,
6095 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
6096 output_mov_double_fpa_from_arm, output_move_double,
6097 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
6098 output_return_instruction, arm_output_function_prologue,
6099 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
6100 arm_output_mi_thunk, thumb_set_return_address): Ditto.
6101 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
6102 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
6103 (arithmetic_instr, shift_op): Use arm_shift_nmem.
6104 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
6106 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
6107 (thumb_expand_prologue): Use thumb_set_frame_pointer.
6108 (arm_file_start): Output directive for unified syntax.
6109 (arm_unwind_emit_set): Handle stack alignment instruction.
6110 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
6111 Add v6t2, v7, v7a, v7r and v7m.
6112 (RETLDM): Add Thumb-2 code.
6113 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
6114 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
6115 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
6116 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
6117 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
6118 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
6119 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
6120 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
6121 ADJUST_INSN_LENGTH): Define.
6122 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
6123 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
6124 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
6125 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
6126 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
6127 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
6128 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
6129 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
6130 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
6131 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
6132 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
6133 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
6134 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
6135 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
6136 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
6137 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
6138 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
6140 * config/arm/arm-tune.md: Regenerate.
6141 * config/arm/arm-protos.h: Update prototypes.
6142 * config/arm/vfp.md: Enable patterns for Thumb-2.
6143 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
6144 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
6145 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
6146 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
6147 * config/arm/libunwind.S: Add Thumb-2 code.
6148 * config/arm/constraints.md: Update include Thumb-2.
6149 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
6150 * config/arm/ieee754-df.S: Ditto.
6151 * config/arm/bpabi.S: Ditto.
6152 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
6153 * config/arm/predicates.md (low_register_operand,
6154 low_reg_or_int_operand, thumb_16bit_operator): New.
6155 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
6156 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
6157 * config/arm/t-arm-elf: Add armv7 multilib.
6158 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
6160 (UNSPEC_STACK_ALIGN, ce_count): New.
6161 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
6162 arm_zero_extendsidi2, arm_zero_extendqidi2): New
6164 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
6165 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
6166 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
6167 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
6168 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
6169 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
6171 * doc/extend.texi: Document ARMv7-M interrupt functions.
6172 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
6174 2007-01-03 Jakub Jelinek <jakub@redhat.com>
6176 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
6177 (struct _Unwind_Context): Rename args_size to flags, remove
6178 signal_frame field, add a new args_size field and version field.
6179 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
6180 _Unwind_IsExtendedContext): New inline functions.
6181 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
6182 Assume by_value array is only present if _Unwind_IsExtendedContext.
6183 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
6184 _Unwind_IsSignalFrame.
6185 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
6186 (uw_update_context_1): Use _Unwind_SetSignalFrame.
6187 (uw_init_context_1): Initialize context->flags to
6188 EXTENDED_CONTEXT_BIT.
6189 * config/rs6000/linux-unwind.h (frob_update_context): Use
6190 _Unwind_SetSignalFrame.
6192 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6195 * gimplify.c (gimplify_modify_expr_complex_part): Move below
6196 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
6199 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
6201 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
6202 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
6203 RET, AT_SP): Remove.
6204 * config/i386/i386.md (*sse_prologue_save_insn): Use return
6207 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6208 * cfgbuild.c (find_basic_blocks): Likewise.
6209 * cfgrtl.c (rtl_create_basic_block): Likewise.
6210 * function.c (temp_slots_at_level): Likewise.
6211 * reg-stack.c (stack_regs_mentioned): Likewise.
6212 * regclass.c (allocate_reg_info): Likewise.
6213 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6214 set_bb_for_stmt, move_block_to_fn): Likewise.
6215 * tree-complex.c (tree_lower_complex): Likewise.
6216 * vec.h (VEC_safe_grow_cleared): New.
6218 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
6220 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
6222 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
6223 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
6225 * cfgloopmanip.c (scale_loop_frequencies): Export.
6226 (loopify): Scale the frequencies by prescribed coefficients.
6227 (set_zero_probability): New function.
6228 (duplicate_loop_to_header_edge): Improve updating of frequencies.
6229 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
6230 and frequencies according to arguments.
6231 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
6233 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
6234 * modulo-sched.c (sms_schedule): Set probabilities for entering
6235 versioned loop correctly.
6236 * tree-vect-transform.c (vect_transform_loop): Ditto.
6237 * cfgloop.h (loopify, loop_version): Declaration changed.
6238 (scale_loop_frequencies): Declared.
6240 2007-01-02 Jan Hubicka <jh@suse.cz>
6242 * cgraph.c: Include tree-flow.h
6243 (cgraph_add_new-function): Handle IPA_SSA mode; execute
6245 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
6246 * tree-pass.h (pass_all_early_optimizations): Declare.
6247 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
6249 (cgraph_analyze_function): Do early_local_passes.
6250 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6251 Do not add referenced vars.
6252 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
6254 (gate_all_early_local_passes): New gate.
6255 (pass_early_local_passes): Use new gate.
6256 (execute_early_local_optimizations): New functions.
6257 (gate_all_early_optimizations): New gate.
6258 (pass_all_early_optimizations): New pass.
6259 (execute_free_datastructures): Free SSA only when initialized.
6260 (gate_init_datastructures): Init only when optimizing.
6261 (tree_lowering_passes): Do early local passes when called late.
6262 * tree-profile.c (do_tree_profiling): Don't profile functions added
6264 (do_early_tree_profiling, pass_early_tree_profile): Kill.
6265 * tree-cfg.c (update_modified_stmts): Do not update when operands are
6267 * passes.c (init_optimizations_passes): Reorder so we go into SSA
6268 during early_local_passes.
6269 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
6272 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6274 * Makefile.in: Update copyright year.
6276 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6278 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
6279 in $(lang_checks) and check-consistency targets.
6281 2007-01-02 Jan Hubicka <jh@suse.cz>
6283 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6284 Do not add referenced vars.
6285 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
6287 * passes.c (init_optimization_passes): Put mudflap_2 after
6288 free_datastructures.
6290 2007-01-02 Jan Hubicka <jh@suse.cz>
6292 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
6293 Set NOTHROW flag on call statements proved to be nothrow.
6294 Update statement of local calls so new pure/const functions are
6295 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
6297 (tree_rest_of_compilation): Register hooks and initialize bitmap
6298 early. Do not set after_inlining flag.
6300 2007-01-02 Steve Ellcey <sje@cup.hp.com>
6302 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
6303 HOST_BITS_PER_LONGLONG
6305 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6308 * c-typeck.c (store_init_value): Don't emit pedantic overflow
6309 warning for non-static initializers.
6311 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
6313 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
6314 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
6315 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
6316 Always use set_unique_reg_note to add REG_EQUAL notes.
6318 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6321 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6323 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6324 * cfgbuild.c (find_basic_blocks): Likewise.
6325 * cfgrtl.c (rtl_create_basic_block): Likewise.
6326 * function.c (temp_slots_at_level): Likewise.
6327 * reg-stack.c (stack_regs_mentioned): Likewise.
6328 * regclass.c (allocate_reg_info): Likewise.
6329 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6330 set_bb_for_stmt, move_block_to_fn): Likewise.
6331 * tree-complex.c (tree_lower_complex): Likewise.
6332 * vec.h (VEC_safe_grow_cleared): New.
6334 2007-01-02 Ian Lance Taylor <iant@google.com>
6336 * c-common.c (c_common_truthvalue_conversion): When warning about
6337 using an assignment as a truth value, set TREE_NO_WARNING.
6339 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6342 * c.opt (Wold-style-declaration): New.
6343 * doc/invoke.texi (C-only Warning Options): New.
6344 (Wold-style-declaration): Document it.
6345 (Wextra): Enabled by -Wextra.
6346 * c-opts.c (c_common_post_options): Enabled by -Wextra.
6347 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
6348 -Wold-style-declaration.
6350 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6352 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6353 * cfgbuild.c (find_basic_blocks): Likewise.
6354 * cfgrtl.c (rtl_create_basic_block): Likewise.
6355 * function.c (temp_slots_at_level): Likewise.
6356 * reg-stack.c (stack_regs_mentioned): Likewise.
6357 * regclass.c (allocate_reg_info): Likewise.
6358 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6359 set_bb_for_stmt, move_block_to_fn): Likewise.
6360 * tree-complex.c (tree_lower_complex): Likewise.
6361 * vec.h (VEC_safe_grow_cleared): New.
6363 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
6365 * c-common.c (c_common_nodes_and_builtins): Since variants of
6366 void_type_node get built before it is given a name, we need to
6367 give those variants the name, too.
6368 (complete_array_type): We need to work with the canonical main
6369 type of the array, from which we will build the qualified version.
6370 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
6371 * print-tree.c (print_node): Display canonical type information
6373 * stor-layout.c (layout_type): When we don't know the
6374 alignment of a type for which we're building an array, we end up
6375 guessing wrong, so make the type require structural equality.
6376 * tree.c (make_node_stat): When we build a new type, it is its
6378 (build_type_attribute_qual_variant): When building an attribute
6379 variant, its canonical type is the non-attribute variant. However,
6380 if the attributes are target-dependent and they differ, we need to
6381 use structural equality checks for this type.
6382 (build_qualified_type): A qualified type is not equivalent to its
6383 unqualified variant; set the canonical type appropriately.
6384 (build_distinct_type_copy): When building a distinct type from
6385 another type, the new type is its own canonical type.
6386 (build_variant_type_copy): When building a new type variant, we
6387 assume that it is equivalent to the original type.
6388 (build_pointer_type_for_mode): When building a pointer type, also
6389 build a canonical type pointer.
6390 (build_reference_type_for_mode): When building a reference type,
6391 also build a canonical type reference.
6392 (build_index_type): When we can't hash an index type (e.g.,
6393 because its maximum value is negative), the index type requires
6394 structural equality tests.
6395 (build_array_type): Build the canonical form of an array type.
6396 (build_function_type): Function types require structural equality,
6397 because they contain default arguments, attributes, etc.
6398 (build_method_type_directly): Ditto for method types.
6399 (build_offset_type): Build the canonical offset type.
6400 (build_complex_type): Build the canonical vector type.
6401 (make_vector_type): Build the canonical vector type.
6402 * tree.h (TYPE_CANONICAL): New.
6403 (TYPE_STRUCTURAL_EQUALITY_P): New.
6404 (SET_TYPE_STRUCTURAL_EQUALITY): New.
6405 (struct tree_type): Added "canonical" field.
6406 * params.h (VERIFY_CANONICAL_TYPES): New.
6407 * doc/c-tree.texi (TYPE_CANONICAL): Document.
6408 (TYPE_STRUCTURAL_EQUALITY_P): Document.
6409 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
6410 * doc/invoke.texi (verify-canonical-types): Document --param
6411 parameter for verifying canonical types.
6413 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6415 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
6416 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
6417 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
6418 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
6420 * config/rs6000/e500.h: New.
6421 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
6422 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
6424 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
6425 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
6426 TARGET_E500_DOUBLE): Remove.
6427 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
6428 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
6429 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
6430 * config/rs6000/rs6000.c (rs6000_override_options): Use
6433 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6435 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
6436 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
6437 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
6438 rs6000_emit_cmove): Don't check TARGET_E500.
6439 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
6440 sordered): Don't check TARGET_E500.
6442 2007-01-01 Eric Christopher <echristo@apple.com>
6444 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
6445 HARD_REGISTER_NUM_P.
6447 2007-01-01 Roger Sayle <roger@eyesopen.com>
6449 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
6450 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
6451 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
6454 2007-01-01 Mike Stump <mrs@apple.com>
6456 * configure.ac: Remove support for building with Apple's gcc-3.1.
6458 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6461 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
6462 REG is a hard register. Do not modify REG before calling
6464 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
6465 multiple of the size of YMODE for certain lowpart cases.
6467 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6470 * gimplify (voidify_wrapper_expr): Update for
6473 2007-01-01 Andreas Schwab <schwab@suse.de>
6476 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
6477 save of BR0 in extra_spill_size instead of spill_size.
6478 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
6480 (ia64_expand_epilogue): Restore BR0 from its new location.
6482 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6484 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
6485 Use a temporary variable if the left hand side is not a gimple
6488 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6490 * gimplify.c (gimplify_return_expr): Make the temporary variable
6491 for the return expression, a gimple register variable.
6493 2007-01-01 Jan Hubicka <jh@suse.cz>
6495 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
6498 2007-01-01 Mike Stump <mrs@apple.com>
6500 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
6502 * config/darwin.c (machopic_select_rtx_section): Use
6504 (darwin_mergeable_constant_section): Likewise.
6505 * configure: Regenerate.
6506 * config.in: Regenerate.
6508 2007-01-01 Jan Hubicka <jh@suse.cz>
6509 Andrew Pinski <pinskia@gmail.com>
6511 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
6512 before starting IPA passes.